15791840

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 37558080

約数和(自身を除く): 21766240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 431, 458, 862, 916, 1145, 1724, 1832, 2155, 2290, 3448, 3664, 4310, 4580, 6896, 7328, 8620, 9160, 13792, 17240, 18320, 34480, 36640, 68960, 98699, 197398, 394796, 493495, 789592, 986990, 1579184, 1973980, 3158368, 3947960, 7895920, 15791840]

約数ペア:

[(1, 15791840), (2, 7895920), (4, 3947960), (5, 3158368), (8, 1973980), (10, 1579184), (16, 986990), (20, 789592), (32, 493495), (40, 394796), (80, 197398), (160, 98699), (229, 68960), (431, 36640), (458, 34480), (862, 18320), (916, 17240), (1145, 13792), (1724, 9160), (1832, 8620), (2155, 7328), (2290, 6896), (3448, 4580), (3664, 4310)]