27720237180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{231349}}^1$

素因数の和:233358

約数の個数: 48

約数和(自身を含む): 77655866400

約数和(自身を除く): 49935629220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1997, 3994, 5991, 7988, 9985, 11982, 19970, 23964, 29955, 39940, 59910, 119820, 231349, 462698, 694047, 925396, 1156745, 1388094, 2313490, 2776188, 3470235, 4626980, 6940470, 13880940, 462003953, 924007906, 1386011859, 1848015812, 2310019765, 2772023718, 4620039530, 5544047436, 6930059295, 9240079060, 13860118590, 27720237180]

約数ペア:

[(1, 27720237180), (2, 13860118590), (3, 9240079060), (4, 6930059295), (5, 5544047436), (6, 4620039530), (10, 2772023718), (12, 2310019765), (15, 1848015812), (20, 1386011859), (30, 924007906), (60, 462003953), (1997, 13880940), (3994, 6940470), (5991, 4626980), (7988, 3470235), (9985, 2776188), (11982, 2313490), (19970, 1388094), (23964, 1156745), (29955, 925396), (39940, 694047), (59910, 462698), (119820, 231349)]