20223550

素因数分解:

$2^1\times 5^2\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1284

約数の個数: 24

約数和(自身を含む): 37734192

約数和(自身を除く): 17510642

約数列:

[1, 2, 5, 10, 25, 50, 631, 641, 1262, 1282, 3155, 3205, 6310, 6410, 15775, 16025, 31550, 32050, 404471, 808942, 2022355, 4044710, 10111775, 20223550]

約数ペア:

[(1, 20223550), (2, 10111775), (5, 4044710), (10, 2022355), (25, 808942), (50, 404471), (631, 32050), (641, 31550), (1262, 16025), (1282, 15775), (3155, 6410), (3205, 6310)]