40931800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 118452240

約数和(自身を除く): 77520440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 169, 173, 175, 182, 200, 260, 280, 325, 338, 346, 350, 364, 455, 520, 650, 676, 692, 700, 728, 845, 865, 910, 1183, 1211, 1300, 1352, 1384, 1400, 1690, 1730, 1820, 2249, 2275, 2366, 2422, 2600, 3380, 3460, 3640, 4225, 4325, 4498, 4550, 4732, 4844, 5915, 6055, 6760, 6920, 8450, 8650, 8996, 9100, 9464, 9688, 11245, 11830, 12110, 15743, 16900, 17300, 17992, 18200, 22490, 23660, 24220, 29237, 29575, 30275, 31486, 33800, 34600, 44980, 47320, 48440, 56225, 58474, 59150, 60550, 62972, 78715, 89960, 112450, 116948, 118300, 121100, 125944, 146185, 157430, 204659, 224900, 233896, 236600, 242200, 292370, 314860, 393575, 409318, 449800, 584740, 629720, 730925, 787150, 818636, 1023295, 1169480, 1461850, 1574300, 1637272, 2046590, 2923700, 3148600, 4093180, 5116475, 5847400, 8186360, 10232950, 20465900, 40931800]

約数ペア:

[(1, 40931800), (2, 20465900), (4, 10232950), (5, 8186360), (7, 5847400), (8, 5116475), (10, 4093180), (13, 3148600), (14, 2923700), (20, 2046590), (25, 1637272), (26, 1574300), (28, 1461850), (35, 1169480), (40, 1023295), (50, 818636), (52, 787150), (56, 730925), (65, 629720), (70, 584740), (91, 449800), (100, 409318), (104, 393575), (130, 314860), (140, 292370), (169, 242200), (173, 236600), (175, 233896), (182, 224900), (200, 204659), (260, 157430), (280, 146185), (325, 125944), (338, 121100), (346, 118300), (350, 116948), (364, 112450), (455, 89960), (520, 78715), (650, 62972), (676, 60550), (692, 59150), (700, 58474), (728, 56225), (845, 48440), (865, 47320), (910, 44980), (1183, 34600), (1211, 33800), (1300, 31486), (1352, 30275), (1384, 29575), (1400, 29237), (1690, 24220), (1730, 23660), (1820, 22490), (2249, 18200), (2275, 17992), (2366, 17300), (2422, 16900), (2600, 15743), (3380, 12110), (3460, 11830), (3640, 11245), (4225, 9688), (4325, 9464), (4498, 9100), (4550, 8996), (4732, 8650), (4844, 8450), (5915, 6920), (6055, 6760)]