2829680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 7809024

約数和(自身を除く): 4979344

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, 163, 217, 248, 280, 310, 326, 434, 496, 560, 620, 652, 815, 868, 1085, 1141, 1240, 1304, 1630, 1736, 2170, 2282, 2480, 2608, 3260, 3472, 4340, 4564, 5053, 5705, 6520, 8680, 9128, 10106, 11410, 13040, 17360, 18256, 20212, 22820, 25265, 35371, 40424, 45640, 50530, 70742, 80848, 91280, 101060, 141484, 176855, 202120, 282968, 353710, 404240, 565936, 707420, 1414840, 2829680]

約数ペア:

[(1, 2829680), (2, 1414840), (4, 707420), (5, 565936), (7, 404240), (8, 353710), (10, 282968), (14, 202120), (16, 176855), (20, 141484), (28, 101060), (31, 91280), (35, 80848), (40, 70742), (56, 50530), (62, 45640), (70, 40424), (80, 35371), (112, 25265), (124, 22820), (140, 20212), (155, 18256), (163, 17360), (217, 13040), (248, 11410), (280, 10106), (310, 9128), (326, 8680), (434, 6520), (496, 5705), (560, 5053), (620, 4564), (652, 4340), (815, 3472), (868, 3260), (1085, 2608), (1141, 2480), (1240, 2282), (1304, 2170), (1630, 1736)]