1946803640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{2539}}^1$

素因数の和:3240

約数の個数: 64

約数和(自身を含む): 4539996000

約数和(自身を除く): 2593192360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 661, 1160, 1322, 2539, 2644, 3305, 5078, 5288, 6610, 10156, 12695, 13220, 19169, 20312, 25390, 26440, 38338, 50780, 73631, 76676, 95845, 101560, 147262, 153352, 191690, 294524, 368155, 383380, 589048, 736310, 766760, 1472620, 1678279, 2945240, 3356558, 6713116, 8391395, 13426232, 16782790, 33565580, 48670091, 67131160, 97340182, 194680364, 243350455, 389360728, 486700910, 973401820, 1946803640]

約数ペア:

[(1, 1946803640), (2, 973401820), (4, 486700910), (5, 389360728), (8, 243350455), (10, 194680364), (20, 97340182), (29, 67131160), (40, 48670091), (58, 33565580), (116, 16782790), (145, 13426232), (232, 8391395), (290, 6713116), (580, 3356558), (661, 2945240), (1160, 1678279), (1322, 1472620), (2539, 766760), (2644, 736310), (3305, 589048), (5078, 383380), (5288, 368155), (6610, 294524), (10156, 191690), (12695, 153352), (13220, 147262), (19169, 101560), (20312, 95845), (25390, 76676), (26440, 73631), (38338, 50780)]