40966120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78781}}^1$

素因数の和:78805

約数の個数: 32

約数和(自身を含む): 99265320

約数和(自身を除く): 58299200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 78781, 157562, 315124, 393905, 630248, 787810, 1024153, 1575620, 2048306, 3151240, 4096612, 5120765, 8193224, 10241530, 20483060, 40966120]

約数ペア:

[(1, 40966120), (2, 20483060), (4, 10241530), (5, 8193224), (8, 5120765), (10, 4096612), (13, 3151240), (20, 2048306), (26, 1575620), (40, 1024153), (52, 787810), (65, 630248), (104, 393905), (130, 315124), (260, 157562), (520, 78781)]