1628453860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1$

素因数の和:2321

約数の個数: 96

約数和(自身を含む): 3867494400

約数和(自身を除く): 2239040540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 79, 86, 110, 158, 172, 215, 220, 316, 395, 430, 473, 790, 860, 869, 946, 1580, 1738, 1892, 2179, 2365, 3397, 3476, 4345, 4358, 4730, 6794, 8690, 8716, 9460, 10895, 13588, 16985, 17380, 21790, 23969, 33970, 37367, 43580, 47938, 67940, 74734, 93697, 95876, 119845, 149468, 172141, 186835, 187394, 239690, 344282, 373670, 374788, 468485, 479380, 688564, 747340, 860705, 936970, 1030667, 1721410, 1873940, 1893551, 2061334, 3442820, 3787102, 4122668, 5153335, 7402063, 7574204, 9467755, 10306670, 14804126, 18935510, 20613340, 29608252, 37010315, 37871020, 74020630, 81422693, 148041260, 162845386, 325690772, 407113465, 814226930, 1628453860]

約数ペア:

[(1, 1628453860), (2, 814226930), (4, 407113465), (5, 325690772), (10, 162845386), (11, 148041260), (20, 81422693), (22, 74020630), (43, 37871020), (44, 37010315), (55, 29608252), (79, 20613340), (86, 18935510), (110, 14804126), (158, 10306670), (172, 9467755), (215, 7574204), (220, 7402063), (316, 5153335), (395, 4122668), (430, 3787102), (473, 3442820), (790, 2061334), (860, 1893551), (869, 1873940), (946, 1721410), (1580, 1030667), (1738, 936970), (1892, 860705), (2179, 747340), (2365, 688564), (3397, 479380), (3476, 468485), (4345, 374788), (4358, 373670), (4730, 344282), (6794, 239690), (8690, 187394), (8716, 186835), (9460, 172141), (10895, 149468), (13588, 119845), (16985, 95876), (17380, 93697), (21790, 74734), (23969, 67940), (33970, 47938), (37367, 43580)]