16127940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{691}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 45339840

約数和(自身を除く): 29211900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 691, 778, 1167, 1382, 1556, 1945, 2073, 2334, 2764, 3455, 3890, 4146, 4668, 5835, 6910, 7780, 8292, 10365, 11670, 13820, 20730, 23340, 41460, 268799, 537598, 806397, 1075196, 1343995, 1612794, 2687990, 3225588, 4031985, 5375980, 8063970, 16127940]

約数ペア:

[(1, 16127940), (2, 8063970), (3, 5375980), (4, 4031985), (5, 3225588), (6, 2687990), (10, 1612794), (12, 1343995), (15, 1075196), (20, 806397), (30, 537598), (60, 268799), (389, 41460), (691, 23340), (778, 20730), (1167, 13820), (1382, 11670), (1556, 10365), (1945, 8292), (2073, 7780), (2334, 6910), (2764, 5835), (3455, 4668), (3890, 4146)]