1788331480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3439099}}^1$

素因数の和:3439123

約数の個数: 32

約数和(自身を含む): 4333266000

約数和(自身を除く): 2544934520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3439099, 6878198, 13756396, 17195495, 27512792, 34390990, 44708287, 68781980, 89416574, 137563960, 178833148, 223541435, 357666296, 447082870, 894165740, 1788331480]

約数ペア:

[(1, 1788331480), (2, 894165740), (4, 447082870), (5, 357666296), (8, 223541435), (10, 178833148), (13, 137563960), (20, 89416574), (26, 68781980), (40, 44708287), (52, 34390990), (65, 27512792), (104, 17195495), (130, 13756396), (260, 6878198), (520, 3439099)]