449702980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{368609}}^1$

素因数の和:368679

約数の個数: 24

約数和(自身を含む): 959860440

約数和(自身を除く): 510157460

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 368609, 737218, 1474436, 1843045, 3686090, 7372180, 22485149, 44970298, 89940596, 112425745, 224851490, 449702980]

約数ペア:

[(1, 449702980), (2, 224851490), (4, 112425745), (5, 89940596), (10, 44970298), (20, 22485149), (61, 7372180), (122, 3686090), (244, 1843045), (305, 1474436), (610, 737218), (1220, 368609)]