2489190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 6877440

約数和(自身を除く): 4388250

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 397, 418, 570, 627, 794, 1045, 1191, 1254, 1985, 2090, 2382, 3135, 3970, 4367, 5955, 6270, 7543, 8734, 11910, 13101, 15086, 21835, 22629, 26202, 37715, 43670, 45258, 65505, 75430, 82973, 113145, 131010, 165946, 226290, 248919, 414865, 497838, 829730, 1244595, 2489190]

約数ペア:

[(1, 2489190), (2, 1244595), (3, 829730), (5, 497838), (6, 414865), (10, 248919), (11, 226290), (15, 165946), (19, 131010), (22, 113145), (30, 82973), (33, 75430), (38, 65505), (55, 45258), (57, 43670), (66, 37715), (95, 26202), (110, 22629), (114, 21835), (165, 15086), (190, 13101), (209, 11910), (285, 8734), (330, 7543), (397, 6270), (418, 5955), (570, 4367), (627, 3970), (794, 3135), (1045, 2382), (1191, 2090), (1254, 1985)]