2045389640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7304963}}^1$

素因数の和:7304981

約数の個数: 32

約数和(自身を含む): 5259574080

約数和(自身を除く): 3214184440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7304963, 14609926, 29219852, 36524815, 51134741, 58439704, 73049630, 102269482, 146099260, 204538964, 255673705, 292198520, 409077928, 511347410, 1022694820, 2045389640]

約数ペア:

[(1, 2045389640), (2, 1022694820), (4, 511347410), (5, 409077928), (7, 292198520), (8, 255673705), (10, 204538964), (14, 146099260), (20, 102269482), (28, 73049630), (35, 58439704), (40, 51134741), (56, 36524815), (70, 29219852), (140, 14609926), (280, 7304963)]