15496940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 34594560

約数和(自身を除く): 19097620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 571, 590, 1142, 1180, 1357, 2284, 2714, 2855, 5428, 5710, 6785, 11420, 13133, 13570, 26266, 27140, 33689, 52532, 65665, 67378, 131330, 134756, 168445, 262660, 336890, 673780, 774847, 1549694, 3099388, 3874235, 7748470, 15496940]

約数ペア:

[(1, 15496940), (2, 7748470), (4, 3874235), (5, 3099388), (10, 1549694), (20, 774847), (23, 673780), (46, 336890), (59, 262660), (92, 168445), (115, 134756), (118, 131330), (230, 67378), (236, 65665), (295, 52532), (460, 33689), (571, 27140), (590, 26266), (1142, 13570), (1180, 13133), (1357, 11420), (2284, 6785), (2714, 5710), (2855, 5428)]