145243480

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2969}}^1$

素因数の和:4203

約数の個数: 32

約数和(自身を含む): 327175200

約数和(自身を除く): 181931720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 2446, 2969, 4892, 5938, 6115, 9784, 11876, 12230, 14845, 23752, 24460, 29690, 48920, 59380, 118760, 3631087, 7262174, 14524348, 18155435, 29048696, 36310870, 72621740, 145243480]

約数ペア:

[(1, 145243480), (2, 72621740), (4, 36310870), (5, 29048696), (8, 18155435), (10, 14524348), (20, 7262174), (40, 3631087), (1223, 118760), (2446, 59380), (2969, 48920), (4892, 29690), (5938, 24460), (6115, 23752), (9784, 14845), (11876, 12230)]