15949040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2731}}^1$

素因数の和:2817

約数の個数: 40

約数和(自身を含む): 37603248

約数和(自身を除く): 21654208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2731, 2920, 5462, 5840, 10924, 13655, 21848, 27310, 43696, 54620, 109240, 199363, 218480, 398726, 797452, 996815, 1594904, 1993630, 3189808, 3987260, 7974520, 15949040]

約数ペア:

[(1, 15949040), (2, 7974520), (4, 3987260), (5, 3189808), (8, 1993630), (10, 1594904), (16, 996815), (20, 797452), (40, 398726), (73, 218480), (80, 199363), (146, 109240), (292, 54620), (365, 43696), (584, 27310), (730, 21848), (1168, 13655), (1460, 10924), (2731, 5840), (2920, 5462)]