17777733820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{19801}}^1$

素因数の和:19892

約数の個数: 144

約数和(自身を含む): 47785235904

約数和(自身を除く): 30007502084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 121, 140, 154, 212, 220, 242, 265, 308, 371, 385, 484, 530, 583, 605, 742, 770, 847, 1060, 1166, 1210, 1484, 1540, 1694, 1855, 2332, 2420, 2915, 3388, 3710, 4081, 4235, 5830, 6413, 7420, 8162, 8470, 11660, 12826, 16324, 16940, 19801, 20405, 25652, 32065, 39602, 40810, 44891, 64130, 79204, 81620, 89782, 99005, 128260, 138607, 179564, 198010, 217811, 224455, 277214, 396020, 435622, 448910, 554428, 693035, 871244, 897820, 1049453, 1089055, 1386070, 1524677, 2098906, 2178110, 2395921, 2772140, 3049354, 4197812, 4356220, 4791842, 5247265, 6098708, 7346171, 7623385, 9583684, 10494530, 11543983, 11979605, 14692342, 15246770, 16771447, 20989060, 23087966, 23959210, 29384684, 30493540, 33542894, 36730855, 46175932, 47918420, 57719915, 67085788, 73461710, 80807881, 83857235, 115439830, 126983813, 146923420, 161615762, 167714470, 230879660, 253967626, 323231524, 335428940, 404039405, 507935252, 634919065, 808078810, 888886691, 1269838130, 1616157620, 1777773382, 2539676260, 3555546764, 4444433455, 8888866910, 17777733820]

約数ペア:

[(1, 17777733820), (2, 8888866910), (4, 4444433455), (5, 3555546764), (7, 2539676260), (10, 1777773382), (11, 1616157620), (14, 1269838130), (20, 888886691), (22, 808078810), (28, 634919065), (35, 507935252), (44, 404039405), (53, 335428940), (55, 323231524), (70, 253967626), (77, 230879660), (106, 167714470), (110, 161615762), (121, 146923420), (140, 126983813), (154, 115439830), (212, 83857235), (220, 80807881), (242, 73461710), (265, 67085788), (308, 57719915), (371, 47918420), (385, 46175932), (484, 36730855), (530, 33542894), (583, 30493540), (605, 29384684), (742, 23959210), (770, 23087966), (847, 20989060), (1060, 16771447), (1166, 15246770), (1210, 14692342), (1484, 11979605), (1540, 11543983), (1694, 10494530), (1855, 9583684), (2332, 7623385), (2420, 7346171), (2915, 6098708), (3388, 5247265), (3710, 4791842), (4081, 4356220), (4235, 4197812), (5830, 3049354), (6413, 2772140), (7420, 2395921), (8162, 2178110), (8470, 2098906), (11660, 1524677), (12826, 1386070), (16324, 1089055), (16940, 1049453), (19801, 897820), (20405, 871244), (25652, 693035), (32065, 554428), (39602, 448910), (40810, 435622), (44891, 396020), (64130, 277214), (79204, 224455), (81620, 217811), (89782, 198010), (99005, 179564), (128260, 138607)]