23211220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7789}}^1$

素因数の和:7947

約数の個数: 24

約数和(自身を含む): 49077000

約数和(自身を除く): 25865780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 7789, 15578, 31156, 38945, 77890, 155780, 1160561, 2321122, 4642244, 5802805, 11605610, 23211220]

約数ペア:

[(1, 23211220), (2, 11605610), (4, 5802805), (5, 4642244), (10, 2321122), (20, 1160561), (149, 155780), (298, 77890), (596, 38945), (745, 31156), (1490, 15578), (2980, 7789)]