11718980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 31159296

約数和(自身を除く): 19440316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 137, 140, 182, 188, 235, 260, 274, 329, 364, 455, 470, 548, 611, 658, 685, 910, 940, 959, 1222, 1316, 1370, 1645, 1781, 1820, 1918, 2444, 2740, 3055, 3290, 3562, 3836, 4277, 4795, 6110, 6439, 6580, 7124, 8554, 8905, 9590, 12220, 12467, 12878, 17108, 17810, 19180, 21385, 24934, 25756, 32195, 35620, 42770, 45073, 49868, 62335, 64390, 83707, 85540, 90146, 124670, 128780, 167414, 180292, 225365, 249340, 334828, 418535, 450730, 585949, 837070, 901460, 1171898, 1674140, 2343796, 2929745, 5859490, 11718980]

約数ペア:

[(1, 11718980), (2, 5859490), (4, 2929745), (5, 2343796), (7, 1674140), (10, 1171898), (13, 901460), (14, 837070), (20, 585949), (26, 450730), (28, 418535), (35, 334828), (47, 249340), (52, 225365), (65, 180292), (70, 167414), (91, 128780), (94, 124670), (130, 90146), (137, 85540), (140, 83707), (182, 64390), (188, 62335), (235, 49868), (260, 45073), (274, 42770), (329, 35620), (364, 32195), (455, 25756), (470, 24934), (548, 21385), (611, 19180), (658, 17810), (685, 17108), (910, 12878), (940, 12467), (959, 12220), (1222, 9590), (1316, 8905), (1370, 8554), (1645, 7124), (1781, 6580), (1820, 6439), (1918, 6110), (2444, 4795), (2740, 4277), (3055, 3836), (3290, 3562)]