2019499840

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{55849}}^1$

素因数の和:55979

約数の個数: 56

約数和(自身を含む): 4851577800

約数和(自身を除く): 2832077960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 7232, 9040, 18080, 36160, 55849, 111698, 223396, 279245, 446792, 558490, 893584, 1116980, 1787168, 2233960, 3574336, 4467920, 6310937, 8935840, 12621874, 17871680, 25243748, 31554685, 50487496, 63109370, 100974992, 126218740, 201949984, 252437480, 403899968, 504874960, 1009749920, 2019499840]

約数ペア:

[(1, 2019499840), (2, 1009749920), (4, 504874960), (5, 403899968), (8, 252437480), (10, 201949984), (16, 126218740), (20, 100974992), (32, 63109370), (40, 50487496), (64, 31554685), (80, 25243748), (113, 17871680), (160, 12621874), (226, 8935840), (320, 6310937), (452, 4467920), (565, 3574336), (904, 2233960), (1130, 1787168), (1808, 1116980), (2260, 893584), (3616, 558490), (4520, 446792), (7232, 279245), (9040, 223396), (18080, 111698), (36160, 55849)]