21885364220

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{631}}^1\times {\mathrm{4969}}^1$

素因数の和:5958

約数の個数: 48

約数和(自身を含む): 46173288000

約数和(自身を除く): 24287923780

約数列:

[1, 2, 4, 5, 10, 20, 349, 631, 698, 1262, 1396, 1745, 2524, 3155, 3490, 4969, 6310, 6980, 9938, 12620, 19876, 24845, 49690, 99380, 220219, 440438, 880876, 1101095, 1734181, 2202190, 3135439, 3468362, 4404380, 6270878, 6936724, 8670905, 12541756, 15677195, 17341810, 31354390, 34683620, 62708780, 1094268211, 2188536422, 4377072844, 5471341055, 10942682110, 21885364220]

約数ペア:

[(1, 21885364220), (2, 10942682110), (4, 5471341055), (5, 4377072844), (10, 2188536422), (20, 1094268211), (349, 62708780), (631, 34683620), (698, 31354390), (1262, 17341810), (1396, 15677195), (1745, 12541756), (2524, 8670905), (3155, 6936724), (3490, 6270878), (4969, 4404380), (6310, 3468362), (6980, 3135439), (9938, 2202190), (12620, 1734181), (19876, 1101095), (24845, 880876), (49690, 440438), (99380, 220219)]