20163697860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{486341}}^1$

素因数の和:487044

約数の個数: 48

約数和(自身を含む): 56540175552

約数和(自身を除く): 36376477692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 691, 1382, 2073, 2764, 3455, 4146, 6910, 8292, 10365, 13820, 20730, 41460, 486341, 972682, 1459023, 1945364, 2431705, 2918046, 4863410, 5836092, 7295115, 9726820, 14590230, 29180460, 336061631, 672123262, 1008184893, 1344246524, 1680308155, 2016369786, 3360616310, 4032739572, 5040924465, 6721232620, 10081848930, 20163697860]

約数ペア:

[(1, 20163697860), (2, 10081848930), (3, 6721232620), (4, 5040924465), (5, 4032739572), (6, 3360616310), (10, 2016369786), (12, 1680308155), (15, 1344246524), (20, 1008184893), (30, 672123262), (60, 336061631), (691, 29180460), (1382, 14590230), (2073, 9726820), (2764, 7295115), (3455, 5836092), (4146, 4863410), (6910, 2918046), (8292, 2431705), (10365, 1945364), (13820, 1459023), (20730, 972682), (41460, 486341)]