27766760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 72040320

約数和(自身を除く): 44273560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 757, 917, 1048, 1310, 1514, 1834, 2620, 3028, 3668, 3785, 4585, 5240, 5299, 6056, 7336, 7570, 9170, 10598, 15140, 18340, 21196, 26495, 30280, 36680, 42392, 52990, 99167, 105980, 198334, 211960, 396668, 495835, 694169, 793336, 991670, 1388338, 1983340, 2776676, 3470845, 3966680, 5553352, 6941690, 13883380, 27766760]

約数ペア:

[(1, 27766760), (2, 13883380), (4, 6941690), (5, 5553352), (7, 3966680), (8, 3470845), (10, 2776676), (14, 1983340), (20, 1388338), (28, 991670), (35, 793336), (40, 694169), (56, 495835), (70, 396668), (131, 211960), (140, 198334), (262, 105980), (280, 99167), (524, 52990), (655, 42392), (757, 36680), (917, 30280), (1048, 26495), (1310, 21196), (1514, 18340), (1834, 15140), (2620, 10598), (3028, 9170), (3668, 7570), (3785, 7336), (4585, 6056), (5240, 5299)]