20170893380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173977}}^1$

素因数の和:174045

約数の個数: 96

約数和(自身を含む): 50506509312

約数和(自身を除く): 30335615932

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 44, 55, 62, 68, 85, 110, 124, 155, 170, 187, 220, 310, 340, 341, 374, 527, 620, 682, 748, 935, 1054, 1364, 1705, 1870, 2108, 2635, 3410, 3740, 5270, 5797, 6820, 10540, 11594, 23188, 28985, 57970, 115940, 173977, 347954, 695908, 869885, 1739770, 1913747, 2957609, 3479540, 3827494, 5393287, 5915218, 7654988, 9568735, 10786574, 11830436, 14788045, 19137470, 21573148, 26966435, 29576090, 32533699, 38274940, 53932870, 59152180, 59326157, 65067398, 91685879, 107865740, 118652314, 130134796, 162668495, 183371758, 237304628, 296630785, 325336990, 366743516, 458429395, 593261570, 650673980, 916858790, 1008544669, 1186523140, 1833717580, 2017089338, 4034178676, 5042723345, 10085446690, 20170893380]

約数ペア:

[(1, 20170893380), (2, 10085446690), (4, 5042723345), (5, 4034178676), (10, 2017089338), (11, 1833717580), (17, 1186523140), (20, 1008544669), (22, 916858790), (31, 650673980), (34, 593261570), (44, 458429395), (55, 366743516), (62, 325336990), (68, 296630785), (85, 237304628), (110, 183371758), (124, 162668495), (155, 130134796), (170, 118652314), (187, 107865740), (220, 91685879), (310, 65067398), (340, 59326157), (341, 59152180), (374, 53932870), (527, 38274940), (620, 32533699), (682, 29576090), (748, 26966435), (935, 21573148), (1054, 19137470), (1364, 14788045), (1705, 11830436), (1870, 10786574), (2108, 9568735), (2635, 7654988), (3410, 5915218), (3740, 5393287), (5270, 3827494), (5797, 3479540), (6820, 2957609), (10540, 1913747), (11594, 1739770), (23188, 869885), (28985, 695908), (57970, 347954), (115940, 173977)]