12885770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 24178176

約数和(自身を除く): 11292406

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 211, 310, 394, 422, 985, 1055, 1970, 2110, 6107, 6541, 12214, 13082, 30535, 32705, 41567, 61070, 65410, 83134, 207835, 415670, 1288577, 2577154, 6442885, 12885770]

約数ペア:

[(1, 12885770), (2, 6442885), (5, 2577154), (10, 1288577), (31, 415670), (62, 207835), (155, 83134), (197, 65410), (211, 61070), (310, 41567), (394, 32705), (422, 30535), (985, 13082), (1055, 12214), (1970, 6541), (2110, 6107)]