2971389680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{171163}}^1$

素因数の和:171214

約数の個数: 80

約数和(自身を含む): 8150145024

約数和(自身を除く): 5178755344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 171163, 342326, 684652, 855815, 1198141, 1369304, 1711630, 2396282, 2738608, 3423260, 4792564, 5306053, 5990705, 6846520, 9585128, 10612106, 11981410, 13693040, 19170256, 21224212, 23962820, 26530265, 37142371, 42448424, 47925640, 53060530, 74284742, 84896848, 95851280, 106121060, 148569484, 185711855, 212242120, 297138968, 371423710, 424484240, 594277936, 742847420, 1485694840, 2971389680]

約数ペア:

[(1, 2971389680), (2, 1485694840), (4, 742847420), (5, 594277936), (7, 424484240), (8, 371423710), (10, 297138968), (14, 212242120), (16, 185711855), (20, 148569484), (28, 106121060), (31, 95851280), (35, 84896848), (40, 74284742), (56, 53060530), (62, 47925640), (70, 42448424), (80, 37142371), (112, 26530265), (124, 23962820), (140, 21224212), (155, 19170256), (217, 13693040), (248, 11981410), (280, 10612106), (310, 9585128), (434, 6846520), (496, 5990705), (560, 5306053), (620, 4792564), (868, 3423260), (1085, 2738608), (1240, 2396282), (1736, 1711630), (2170, 1369304), (2480, 1198141), (3472, 855815), (4340, 684652), (8680, 342326), (17360, 171163)]