20998373160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3301631}}^1$

素因数の和:3301698

約数の個数: 64

約数和(自身を含む): 64183726080

約数和(自身を除く): 43185352920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 3301631, 6603262, 9904893, 13206524, 16508155, 19809786, 26413048, 33016310, 39619572, 49524465, 66032620, 79239144, 99048930, 132065240, 174986443, 198097860, 349972886, 396195720, 524959329, 699945772, 874932215, 1049918658, 1399891544, 1749864430, 2099837316, 2624796645, 3499728860, 4199674632, 5249593290, 6999457720, 10499186580, 20998373160]

約数ペア:

[(1, 20998373160), (2, 10499186580), (3, 6999457720), (4, 5249593290), (5, 4199674632), (6, 3499728860), (8, 2624796645), (10, 2099837316), (12, 1749864430), (15, 1399891544), (20, 1049918658), (24, 874932215), (30, 699945772), (40, 524959329), (53, 396195720), (60, 349972886), (106, 198097860), (120, 174986443), (159, 132065240), (212, 99048930), (265, 79239144), (318, 66032620), (424, 49524465), (530, 39619572), (636, 33016310), (795, 26413048), (1060, 19809786), (1272, 16508155), (1590, 13206524), (2120, 9904893), (3180, 6603262), (6360, 3301631)]