15309800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6959}}^1$

素因数の和:6986

約数の個数: 48

約数和(自身を含む): 38836800

約数和(自身を除く): 23527000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 6959, 13918, 27836, 34795, 55672, 69590, 76549, 139180, 153098, 173975, 278360, 306196, 347950, 382745, 612392, 695900, 765490, 1391800, 1530980, 1913725, 3061960, 3827450, 7654900, 15309800]

約数ペア:

[(1, 15309800), (2, 7654900), (4, 3827450), (5, 3061960), (8, 1913725), (10, 1530980), (11, 1391800), (20, 765490), (22, 695900), (25, 612392), (40, 382745), (44, 347950), (50, 306196), (55, 278360), (88, 173975), (100, 153098), (110, 139180), (200, 76549), (220, 69590), (275, 55672), (440, 34795), (550, 27836), (1100, 13918), (2200, 6959)]