4457960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8573}}^1$

素因数の和:8597

約数の個数: 32

約数和(自身を含む): 10803240

約数和(自身を除く): 6345280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 8573, 17146, 34292, 42865, 68584, 85730, 111449, 171460, 222898, 342920, 445796, 557245, 891592, 1114490, 2228980, 4457960]

約数ペア:

[(1, 4457960), (2, 2228980), (4, 1114490), (5, 891592), (8, 557245), (10, 445796), (13, 342920), (20, 222898), (26, 171460), (40, 111449), (52, 85730), (65, 68584), (104, 42865), (130, 34292), (260, 17146), (520, 8573)]