20485050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3691}}^1$

素因数の和:3743

約数の個数: 48

約数和(自身を含む): 52190112

約数和(自身を除く): 31705062

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 111, 150, 185, 222, 370, 555, 925, 1110, 1850, 2775, 3691, 5550, 7382, 11073, 18455, 22146, 36910, 55365, 92275, 110730, 136567, 184550, 273134, 276825, 409701, 553650, 682835, 819402, 1365670, 2048505, 3414175, 4097010, 6828350, 10242525, 20485050]

約数ペア:

[(1, 20485050), (2, 10242525), (3, 6828350), (5, 4097010), (6, 3414175), (10, 2048505), (15, 1365670), (25, 819402), (30, 682835), (37, 553650), (50, 409701), (74, 276825), (75, 273134), (111, 184550), (150, 136567), (185, 110730), (222, 92275), (370, 55365), (555, 36910), (925, 22146), (1110, 18455), (1850, 11073), (2775, 7382), (3691, 5550)]