20136609860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{297967}}^1$

素因数の和:298116

約数の個数: 48

約数和(自身を含む): 44051589120

約数和(自身を除く): 23914979260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1090, 2180, 3379, 6758, 13516, 16895, 33790, 67580, 297967, 595934, 1191868, 1489835, 2979670, 5959340, 9236977, 18473954, 32478403, 36947908, 46184885, 64956806, 92369770, 129913612, 162392015, 184739540, 324784030, 649568060, 1006830493, 2013660986, 4027321972, 5034152465, 10068304930, 20136609860]

約数ペア:

[(1, 20136609860), (2, 10068304930), (4, 5034152465), (5, 4027321972), (10, 2013660986), (20, 1006830493), (31, 649568060), (62, 324784030), (109, 184739540), (124, 162392015), (155, 129913612), (218, 92369770), (310, 64956806), (436, 46184885), (545, 36947908), (620, 32478403), (1090, 18473954), (2180, 9236977), (3379, 5959340), (6758, 2979670), (13516, 1489835), (16895, 1191868), (33790, 595934), (67580, 297967)]