15744560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15139}}^1$

素因数の和:15165

約数の個数: 40

約数和(自身を含む): 39424560

約数和(自身を除く): 23680000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15139, 30278, 60556, 75695, 121112, 151390, 196807, 242224, 302780, 393614, 605560, 787228, 984035, 1211120, 1574456, 1968070, 3148912, 3936140, 7872280, 15744560]

約数ペア:

[(1, 15744560), (2, 7872280), (4, 3936140), (5, 3148912), (8, 1968070), (10, 1574456), (13, 1211120), (16, 984035), (20, 787228), (26, 605560), (40, 393614), (52, 302780), (65, 242224), (80, 196807), (104, 151390), (130, 121112), (208, 75695), (260, 60556), (520, 30278), (1040, 15139)]