15538980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{258983}}^1$

素因数の和:258995

約数の個数: 24

約数和(自身を含む): 43509312

約数和(自身を除く): 27970332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 258983, 517966, 776949, 1035932, 1294915, 1553898, 2589830, 3107796, 3884745, 5179660, 7769490, 15538980]

約数ペア:

[(1, 15538980), (2, 7769490), (3, 5179660), (4, 3884745), (5, 3107796), (6, 2589830), (10, 1553898), (12, 1294915), (15, 1035932), (20, 776949), (30, 517966), (60, 258983)]