24959960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20129}}^1$

素因数の和:20171

約数の個数: 32

約数和(自身を含む): 57974400

約数和(自身を除く): 33014440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20129, 40258, 80516, 100645, 161032, 201290, 402580, 623999, 805160, 1247998, 2495996, 3119995, 4991992, 6239990, 12479980, 24959960]

約数ペア:

[(1, 24959960), (2, 12479980), (4, 6239990), (5, 4991992), (8, 3119995), (10, 2495996), (20, 1247998), (31, 805160), (40, 623999), (62, 402580), (124, 201290), (155, 161032), (248, 100645), (310, 80516), (620, 40258), (1240, 20129)]