19045160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15359}}^1$

素因数の和:15401

約数の個数: 32

約数和(自身を含む): 44236800

約数和(自身を除く): 25191640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 15359, 30718, 61436, 76795, 122872, 153590, 307180, 476129, 614360, 952258, 1904516, 2380645, 3809032, 4761290, 9522580, 19045160]

約数ペア:

[(1, 19045160), (2, 9522580), (4, 4761290), (5, 3809032), (8, 2380645), (10, 1904516), (20, 952258), (31, 614360), (40, 476129), (62, 307180), (124, 153590), (155, 122872), (248, 76795), (310, 61436), (620, 30718), (1240, 15359)]