201403640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1223}}^1$

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 475891200

約数和(自身を除く): 274487560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 179, 184, 230, 358, 460, 716, 895, 920, 1223, 1432, 1790, 2446, 3580, 4117, 4892, 6115, 7160, 8234, 9784, 12230, 16468, 20585, 24460, 28129, 32936, 41170, 48920, 56258, 82340, 112516, 140645, 164680, 218917, 225032, 281290, 437834, 562580, 875668, 1094585, 1125160, 1751336, 2189170, 4378340, 5035091, 8756680, 10070182, 20140364, 25175455, 40280728, 50350910, 100701820, 201403640]

約数ペア:

[(1, 201403640), (2, 100701820), (4, 50350910), (5, 40280728), (8, 25175455), (10, 20140364), (20, 10070182), (23, 8756680), (40, 5035091), (46, 4378340), (92, 2189170), (115, 1751336), (179, 1125160), (184, 1094585), (230, 875668), (358, 562580), (460, 437834), (716, 281290), (895, 225032), (920, 218917), (1223, 164680), (1432, 140645), (1790, 112516), (2446, 82340), (3580, 56258), (4117, 48920), (4892, 41170), (6115, 32936), (7160, 28129), (8234, 24460), (9784, 20585), (12230, 16468)]