39818220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 121927680

約数和(自身を除く): 82109460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 719, 780, 852, 923, 1065, 1420, 1438, 1846, 2130, 2157, 2769, 2876, 3595, 3692, 4260, 4314, 4615, 5538, 7190, 8628, 9230, 9347, 10785, 11076, 13845, 14380, 18460, 18694, 21570, 27690, 28041, 37388, 43140, 46735, 51049, 55380, 56082, 93470, 102098, 112164, 140205, 153147, 186940, 204196, 255245, 280410, 306294, 510490, 560820, 612588, 663637, 765735, 1020980, 1327274, 1531470, 1990911, 2654548, 3062940, 3318185, 3981822, 6636370, 7963644, 9954555, 13272740, 19909110, 39818220]

約数ペア:

[(1, 39818220), (2, 19909110), (3, 13272740), (4, 9954555), (5, 7963644), (6, 6636370), (10, 3981822), (12, 3318185), (13, 3062940), (15, 2654548), (20, 1990911), (26, 1531470), (30, 1327274), (39, 1020980), (52, 765735), (60, 663637), (65, 612588), (71, 560820), (78, 510490), (130, 306294), (142, 280410), (156, 255245), (195, 204196), (213, 186940), (260, 153147), (284, 140205), (355, 112164), (390, 102098), (426, 93470), (710, 56082), (719, 55380), (780, 51049), (852, 46735), (923, 43140), (1065, 37388), (1420, 28041), (1438, 27690), (1846, 21570), (2130, 18694), (2157, 18460), (2769, 14380), (2876, 13845), (3595, 11076), (3692, 10785), (4260, 9347), (4314, 9230), (4615, 8628), (5538, 7190)]