15511740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{983}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 43642368

約数和(自身を除く): 28130628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 983, 1052, 1315, 1578, 1966, 2630, 2949, 3156, 3932, 3945, 4915, 5260, 5898, 7890, 9830, 11796, 14745, 15780, 19660, 29490, 58980, 258529, 517058, 775587, 1034116, 1292645, 1551174, 2585290, 3102348, 3877935, 5170580, 7755870, 15511740]

約数ペア:

[(1, 15511740), (2, 7755870), (3, 5170580), (4, 3877935), (5, 3102348), (6, 2585290), (10, 1551174), (12, 1292645), (15, 1034116), (20, 775587), (30, 517058), (60, 258529), (263, 58980), (526, 29490), (789, 19660), (983, 15780), (1052, 14745), (1315, 11796), (1578, 9830), (1966, 7890), (2630, 5898), (2949, 5260), (3156, 4915), (3932, 3945)]