28521420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8969}}^1$

素因数の和:9034

約数の個数: 48

約数和(自身を含む): 81375840

約数和(自身を除く): 52854420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 8969, 17938, 26907, 35876, 44845, 53814, 89690, 107628, 134535, 179380, 269070, 475357, 538140, 950714, 1426071, 1901428, 2376785, 2852142, 4753570, 5704284, 7130355, 9507140, 14260710, 28521420]

約数ペア:

[(1, 28521420), (2, 14260710), (3, 9507140), (4, 7130355), (5, 5704284), (6, 4753570), (10, 2852142), (12, 2376785), (15, 1901428), (20, 1426071), (30, 950714), (53, 538140), (60, 475357), (106, 269070), (159, 179380), (212, 134535), (265, 107628), (318, 89690), (530, 53814), (636, 44845), (795, 35876), (1060, 26907), (1590, 17938), (3180, 8969)]