15489580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 34320384

約数和(自身を除く): 18830804

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 151, 223, 230, 302, 446, 460, 604, 755, 892, 1115, 1510, 2230, 3020, 3473, 4460, 5129, 6946, 10258, 13892, 17365, 20516, 25645, 33673, 34730, 51290, 67346, 69460, 102580, 134692, 168365, 336730, 673460, 774479, 1548958, 3097916, 3872395, 7744790, 15489580]

約数ペア:

[(1, 15489580), (2, 7744790), (4, 3872395), (5, 3097916), (10, 1548958), (20, 774479), (23, 673460), (46, 336730), (92, 168365), (115, 134692), (151, 102580), (223, 69460), (230, 67346), (302, 51290), (446, 34730), (460, 33673), (604, 25645), (755, 20516), (892, 17365), (1115, 13892), (1510, 10258), (2230, 6946), (3020, 5129), (3473, 4460)]