308583920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{124429}}^1$

素因数の和:124473

約数の個数: 40

約数和(自身を含む): 740607360

約数和(自身を除く): 432023440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 124429, 248858, 497716, 622145, 995432, 1244290, 1990864, 2488580, 3857299, 4977160, 7714598, 9954320, 15429196, 19286495, 30858392, 38572990, 61716784, 77145980, 154291960, 308583920]

約数ペア:

[(1, 308583920), (2, 154291960), (4, 77145980), (5, 61716784), (8, 38572990), (10, 30858392), (16, 19286495), (20, 15429196), (31, 9954320), (40, 7714598), (62, 4977160), (80, 3857299), (124, 2488580), (155, 1990864), (248, 1244290), (310, 995432), (496, 622145), (620, 497716), (1240, 248858), (2480, 124429)]