56404640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 143292240

約数和(自身を除く): 86887600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 89, 136, 160, 170, 178, 233, 272, 340, 356, 445, 466, 544, 680, 712, 890, 932, 1165, 1360, 1424, 1513, 1780, 1864, 2330, 2720, 2848, 3026, 3560, 3728, 3961, 4660, 6052, 7120, 7456, 7565, 7922, 9320, 12104, 14240, 15130, 15844, 18640, 19805, 20737, 24208, 30260, 31688, 37280, 39610, 41474, 48416, 60520, 63376, 79220, 82948, 103685, 121040, 126752, 158440, 165896, 207370, 242080, 316880, 331792, 352529, 414740, 633760, 663584, 705058, 829480, 1410116, 1658960, 1762645, 2820232, 3317920, 3525290, 5640464, 7050580, 11280928, 14101160, 28202320, 56404640]

約数ペア:

[(1, 56404640), (2, 28202320), (4, 14101160), (5, 11280928), (8, 7050580), (10, 5640464), (16, 3525290), (17, 3317920), (20, 2820232), (32, 1762645), (34, 1658960), (40, 1410116), (68, 829480), (80, 705058), (85, 663584), (89, 633760), (136, 414740), (160, 352529), (170, 331792), (178, 316880), (233, 242080), (272, 207370), (340, 165896), (356, 158440), (445, 126752), (466, 121040), (544, 103685), (680, 82948), (712, 79220), (890, 63376), (932, 60520), (1165, 48416), (1360, 41474), (1424, 39610), (1513, 37280), (1780, 31688), (1864, 30260), (2330, 24208), (2720, 20737), (2848, 19805), (3026, 18640), (3560, 15844), (3728, 15130), (3961, 14240), (4660, 12104), (6052, 9320), (7120, 7922), (7456, 7565)]