738173860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{2999}}^1$

素因数の和:3436

約数の個数: 48

約数和(自身を含む): 1604736000

約数和(自身を除く): 866562140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 397, 620, 794, 1588, 1985, 2999, 3970, 5998, 7940, 11996, 12307, 14995, 24614, 29990, 49228, 59980, 61535, 92969, 123070, 185938, 246140, 371876, 464845, 929690, 1190603, 1859380, 2381206, 4762412, 5953015, 11906030, 23812060, 36908693, 73817386, 147634772, 184543465, 369086930, 738173860]

約数ペア:

[(1, 738173860), (2, 369086930), (4, 184543465), (5, 147634772), (10, 73817386), (20, 36908693), (31, 23812060), (62, 11906030), (124, 5953015), (155, 4762412), (310, 2381206), (397, 1859380), (620, 1190603), (794, 929690), (1588, 464845), (1985, 371876), (2999, 246140), (3970, 185938), (5998, 123070), (7940, 92969), (11996, 61535), (12307, 59980), (14995, 49228), (24614, 29990)]