3856840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7417}}^1$

素因数の和:7441

約数の個数: 32

約数和(自身を含む): 9346680

約数和(自身を除く): 5489840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7417, 14834, 29668, 37085, 59336, 74170, 96421, 148340, 192842, 296680, 385684, 482105, 771368, 964210, 1928420, 3856840]

約数ペア:

[(1, 3856840), (2, 1928420), (4, 964210), (5, 771368), (8, 482105), (10, 385684), (13, 296680), (20, 192842), (26, 148340), (40, 96421), (52, 74170), (65, 59336), (104, 37085), (130, 29668), (260, 14834), (520, 7417)]