15205840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14621}}^1$

素因数の和:14647

約数の個数: 40

約数和(自身を含む): 38075688

約数和(自身を除く): 22869848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 14621, 29242, 58484, 73105, 116968, 146210, 190073, 233936, 292420, 380146, 584840, 760292, 950365, 1169680, 1520584, 1900730, 3041168, 3801460, 7602920, 15205840]

約数ペア:

[(1, 15205840), (2, 7602920), (4, 3801460), (5, 3041168), (8, 1900730), (10, 1520584), (13, 1169680), (16, 950365), (20, 760292), (26, 584840), (40, 380146), (52, 292420), (65, 233936), (80, 190073), (104, 146210), (130, 116968), (208, 73105), (260, 58484), (520, 29242), (1040, 14621)]