9680840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18617}}^1$

素因数の和:18641

約数の個数: 32

約数和(自身を含む): 23458680

約数和(自身を除く): 13777840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18617, 37234, 74468, 93085, 148936, 186170, 242021, 372340, 484042, 744680, 968084, 1210105, 1936168, 2420210, 4840420, 9680840]

約数ペア:

[(1, 9680840), (2, 4840420), (4, 2420210), (5, 1936168), (8, 1210105), (10, 968084), (13, 744680), (20, 484042), (26, 372340), (40, 242021), (52, 186170), (65, 148936), (104, 93085), (130, 74468), (260, 37234), (520, 18617)]