8020010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 15289344

約数和(自身を除く): 7269334

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 631, 1262, 1271, 2542, 3155, 6310, 6355, 12710, 19561, 25871, 39122, 51742, 97805, 129355, 195610, 258710, 802001, 1604002, 4010005, 8020010]

約数ペア:

[(1, 8020010), (2, 4010005), (5, 1604002), (10, 802001), (31, 258710), (41, 195610), (62, 129355), (82, 97805), (155, 51742), (205, 39122), (310, 25871), (410, 19561), (631, 12710), (1262, 6355), (1271, 6310), (2542, 3155)]