2567420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 5757696

約数和(自身を除く): 3190276

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 101, 124, 155, 164, 202, 205, 310, 404, 410, 505, 620, 820, 1010, 1271, 2020, 2542, 3131, 4141, 5084, 6262, 6355, 8282, 12524, 12710, 15655, 16564, 20705, 25420, 31310, 41410, 62620, 82820, 128371, 256742, 513484, 641855, 1283710, 2567420]

約数ペア:

[(1, 2567420), (2, 1283710), (4, 641855), (5, 513484), (10, 256742), (20, 128371), (31, 82820), (41, 62620), (62, 41410), (82, 31310), (101, 25420), (124, 20705), (155, 16564), (164, 15655), (202, 12710), (205, 12524), (310, 8282), (404, 6355), (410, 6262), (505, 5084), (620, 4141), (820, 3131), (1010, 2542), (1271, 2020)]