15827920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3733}}^1$

素因数の和:3799

約数の個数: 40

約数和(自身を含む): 37504296

約数和(自身を除く): 21676376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 3733, 4240, 7466, 14932, 18665, 29864, 37330, 59728, 74660, 149320, 197849, 298640, 395698, 791396, 989245, 1582792, 1978490, 3165584, 3956980, 7913960, 15827920]

約数ペア:

[(1, 15827920), (2, 7913960), (4, 3956980), (5, 3165584), (8, 1978490), (10, 1582792), (16, 989245), (20, 791396), (40, 395698), (53, 298640), (80, 197849), (106, 149320), (212, 74660), (265, 59728), (424, 37330), (530, 29864), (848, 18665), (1060, 14932), (2120, 7466), (3733, 4240)]