24689740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1511}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 31193780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1511, 1634, 3022, 3268, 4085, 6044, 7555, 8170, 15110, 16340, 28709, 30220, 57418, 64973, 114836, 129946, 143545, 259892, 287090, 324865, 574180, 649730, 1234487, 1299460, 2468974, 4937948, 6172435, 12344870, 24689740]

約数ペア:

[(1, 24689740), (2, 12344870), (4, 6172435), (5, 4937948), (10, 2468974), (19, 1299460), (20, 1234487), (38, 649730), (43, 574180), (76, 324865), (86, 287090), (95, 259892), (172, 143545), (190, 129946), (215, 114836), (380, 64973), (430, 57418), (817, 30220), (860, 28709), (1511, 16340), (1634, 15110), (3022, 8170), (3268, 7555), (4085, 6044)]