220101880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{189743}}^1$

素因数の和:189783

約数の個数: 32

約数和(自身を含む): 512308800

約数和(自身を除く): 292206920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 189743, 379486, 758972, 948715, 1517944, 1897430, 3794860, 5502547, 7589720, 11005094, 22010188, 27512735, 44020376, 55025470, 110050940, 220101880]

約数ペア:

[(1, 220101880), (2, 110050940), (4, 55025470), (5, 44020376), (8, 27512735), (10, 22010188), (20, 11005094), (29, 7589720), (40, 5502547), (58, 3794860), (116, 1897430), (145, 1517944), (232, 948715), (290, 758972), (580, 379486), (1160, 189743)]