619264520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{14087}}^1$

素因数の和:14262

約数の個数: 64

約数和(自身を含む): 1602650880

約数和(自身を除く): 983386360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2198, 3140, 4396, 5495, 6280, 8792, 10990, 14087, 21980, 28174, 43960, 56348, 70435, 98609, 112696, 140870, 197218, 281740, 394436, 493045, 563480, 788872, 986090, 1972180, 2211659, 3944360, 4423318, 8846636, 11058295, 15481613, 17693272, 22116590, 30963226, 44233180, 61926452, 77408065, 88466360, 123852904, 154816130, 309632260, 619264520]

約数ペア:

[(1, 619264520), (2, 309632260), (4, 154816130), (5, 123852904), (7, 88466360), (8, 77408065), (10, 61926452), (14, 44233180), (20, 30963226), (28, 22116590), (35, 17693272), (40, 15481613), (56, 11058295), (70, 8846636), (140, 4423318), (157, 3944360), (280, 2211659), (314, 1972180), (628, 986090), (785, 788872), (1099, 563480), (1256, 493045), (1570, 394436), (2198, 281740), (3140, 197218), (4396, 140870), (5495, 112696), (6280, 98609), (8792, 70435), (10990, 56348), (14087, 43960), (21980, 28174)]