679997890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{475523}}^1$

素因数の和:475554

約数の個数: 32

約数和(自身を含む): 1437984576

約数和(自身を除く): 757986686

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 475523, 951046, 2377615, 4755230, 5230753, 6181799, 10461506, 12363598, 26153765, 30908995, 52307530, 61817990, 67999789, 135999578, 339998945, 679997890]

約数ペア:

[(1, 679997890), (2, 339998945), (5, 135999578), (10, 67999789), (11, 61817990), (13, 52307530), (22, 30908995), (26, 26153765), (55, 12363598), (65, 10461506), (110, 6181799), (130, 5230753), (143, 4755230), (286, 2377615), (715, 951046), (1430, 475523)]