19744360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17021}}^1$

素因数の和:17061

約数の個数: 32

約数和(自身を含む): 45959400

約数和(自身を除く): 26215040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17021, 34042, 68084, 85105, 136168, 170210, 340420, 493609, 680840, 987218, 1974436, 2468045, 3948872, 4936090, 9872180, 19744360]

約数ペア:

[(1, 19744360), (2, 9872180), (4, 4936090), (5, 3948872), (8, 2468045), (10, 1974436), (20, 987218), (29, 680840), (40, 493609), (58, 340420), (116, 170210), (145, 136168), (232, 85105), (290, 68084), (580, 34042), (1160, 17021)]