20172052070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{3727}}^1$

素因数の和:4125

約数の個数: 64

約数和(自身を含む): 38194523136

約数和(自身を除く): 18022471066

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 307, 410, 430, 614, 1535, 1763, 3070, 3526, 3727, 7454, 8815, 12587, 13201, 17630, 18635, 25174, 26402, 37270, 62935, 66005, 125870, 132010, 152807, 160261, 305614, 320522, 541241, 764035, 801305, 1082482, 1144189, 1528070, 1602610, 2288378, 2706205, 5412410, 5720945, 6570701, 11441890, 13141402, 32853505, 46911749, 49200127, 65707010, 93823498, 98400254, 234558745, 246000635, 469117490, 492001270, 2017205207, 4034410414, 10086026035, 20172052070]

約数ペア:

[(1, 20172052070), (2, 10086026035), (5, 4034410414), (10, 2017205207), (41, 492001270), (43, 469117490), (82, 246000635), (86, 234558745), (205, 98400254), (215, 93823498), (307, 65707010), (410, 49200127), (430, 46911749), (614, 32853505), (1535, 13141402), (1763, 11441890), (3070, 6570701), (3526, 5720945), (3727, 5412410), (7454, 2706205), (8815, 2288378), (12587, 1602610), (13201, 1528070), (17630, 1144189), (18635, 1082482), (25174, 801305), (26402, 764035), (37270, 541241), (62935, 320522), (66005, 305614), (125870, 160261), (132010, 152807)]