286587080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{551129}}^1$

素因数の和:551153

約数の個数: 32

約数和(自身を含む): 694423800

約数和(自身を除く): 407836720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 551129, 1102258, 2204516, 2755645, 4409032, 5511290, 7164677, 11022580, 14329354, 22045160, 28658708, 35823385, 57317416, 71646770, 143293540, 286587080]

約数ペア:

[(1, 286587080), (2, 143293540), (4, 71646770), (5, 57317416), (8, 35823385), (10, 28658708), (13, 22045160), (20, 14329354), (26, 11022580), (40, 7164677), (52, 5511290), (65, 4409032), (104, 2755645), (130, 2204516), (260, 1102258), (520, 551129)]