16076840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 23839960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 719, 860, 1118, 1438, 1720, 2236, 2795, 2876, 3595, 4472, 5590, 5752, 7190, 9347, 11180, 14380, 18694, 22360, 28760, 30917, 37388, 46735, 61834, 74776, 93470, 123668, 154585, 186940, 247336, 309170, 373880, 401921, 618340, 803842, 1236680, 1607684, 2009605, 3215368, 4019210, 8038420, 16076840]

約数ペア:

[(1, 16076840), (2, 8038420), (4, 4019210), (5, 3215368), (8, 2009605), (10, 1607684), (13, 1236680), (20, 803842), (26, 618340), (40, 401921), (43, 373880), (52, 309170), (65, 247336), (86, 186940), (104, 154585), (130, 123668), (172, 93470), (215, 74776), (260, 61834), (344, 46735), (430, 37388), (520, 30917), (559, 28760), (719, 22360), (860, 18694), (1118, 14380), (1438, 11180), (1720, 9347), (2236, 7190), (2795, 5752), (2876, 5590), (3595, 4472)]