15718540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 35435232

約数和(自身を除く): 19716692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 557, 830, 1114, 1411, 1660, 2228, 2785, 2822, 5570, 5644, 7055, 9469, 11140, 14110, 18938, 28220, 37876, 46231, 47345, 92462, 94690, 184924, 189380, 231155, 462310, 785927, 924620, 1571854, 3143708, 3929635, 7859270, 15718540]

約数ペア:

[(1, 15718540), (2, 7859270), (4, 3929635), (5, 3143708), (10, 1571854), (17, 924620), (20, 785927), (34, 462310), (68, 231155), (83, 189380), (85, 184924), (166, 94690), (170, 92462), (332, 47345), (340, 46231), (415, 37876), (557, 28220), (830, 18938), (1114, 14110), (1411, 11140), (1660, 9469), (2228, 7055), (2785, 5644), (2822, 5570)]