23145640

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{241}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 61005780

約数和(自身を除く): 37860140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 241, 245, 280, 343, 392, 482, 490, 686, 964, 980, 1205, 1372, 1687, 1715, 1928, 1960, 2401, 2410, 2744, 3374, 3430, 4802, 4820, 6748, 6860, 8435, 9604, 9640, 11809, 12005, 13496, 13720, 16870, 19208, 23618, 24010, 33740, 47236, 48020, 59045, 67480, 82663, 94472, 96040, 118090, 165326, 236180, 330652, 413315, 472360, 578641, 661304, 826630, 1157282, 1653260, 2314564, 2893205, 3306520, 4629128, 5786410, 11572820, 23145640]

約数ペア:

[(1, 23145640), (2, 11572820), (4, 5786410), (5, 4629128), (7, 3306520), (8, 2893205), (10, 2314564), (14, 1653260), (20, 1157282), (28, 826630), (35, 661304), (40, 578641), (49, 472360), (56, 413315), (70, 330652), (98, 236180), (140, 165326), (196, 118090), (241, 96040), (245, 94472), (280, 82663), (343, 67480), (392, 59045), (482, 48020), (490, 47236), (686, 33740), (964, 24010), (980, 23618), (1205, 19208), (1372, 16870), (1687, 13720), (1715, 13496), (1928, 12005), (1960, 11809), (2401, 9640), (2410, 9604), (2744, 8435), (3374, 6860), (3430, 6748), (4802, 4820)]