16366740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20983}}^1$

素因数の和:21008

約数の個数: 48

約数和(自身を含む): 49354368

約数和(自身を除く): 32987628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20983, 41966, 62949, 83932, 104915, 125898, 209830, 251796, 272779, 314745, 419660, 545558, 629490, 818337, 1091116, 1258980, 1363895, 1636674, 2727790, 3273348, 4091685, 5455580, 8183370, 16366740]

約数ペア:

[(1, 16366740), (2, 8183370), (3, 5455580), (4, 4091685), (5, 3273348), (6, 2727790), (10, 1636674), (12, 1363895), (13, 1258980), (15, 1091116), (20, 818337), (26, 629490), (30, 545558), (39, 419660), (52, 314745), (60, 272779), (65, 251796), (78, 209830), (130, 125898), (156, 104915), (195, 83932), (260, 62949), (390, 41966), (780, 20983)]