87793420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30697}}^1$

素因数の和:30730

約数の個数: 48

約数和(自身を含む): 216605088

約数和(自身を除く): 128811668

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 30697, 61394, 122788, 153485, 306970, 337667, 399061, 613940, 675334, 798122, 1350668, 1596244, 1688335, 1995305, 3376670, 3990610, 4389671, 6753340, 7981220, 8779342, 17558684, 21948355, 43896710, 87793420]

約数ペア:

[(1, 87793420), (2, 43896710), (4, 21948355), (5, 17558684), (10, 8779342), (11, 7981220), (13, 6753340), (20, 4389671), (22, 3990610), (26, 3376670), (44, 1995305), (52, 1688335), (55, 1596244), (65, 1350668), (110, 798122), (130, 675334), (143, 613940), (220, 399061), (260, 337667), (286, 306970), (572, 153485), (715, 122788), (1430, 61394), (2860, 30697)]