29686280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57089}}^1$

素因数の和:57113

約数の個数: 32

約数和(自身を含む): 71933400

約数和(自身を除く): 42247120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57089, 114178, 228356, 285445, 456712, 570890, 742157, 1141780, 1484314, 2283560, 2968628, 3710785, 5937256, 7421570, 14843140, 29686280]

約数ペア:

[(1, 29686280), (2, 14843140), (4, 7421570), (5, 5937256), (8, 3710785), (10, 2968628), (13, 2283560), (20, 1484314), (26, 1141780), (40, 742157), (52, 570890), (65, 456712), (104, 285445), (130, 228356), (260, 114178), (520, 57089)]