249333340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{859}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 547868160

約数和(自身を除く): 298534820

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 631, 859, 1262, 1718, 2524, 3155, 3436, 4295, 6310, 8590, 12620, 14513, 17180, 19757, 29026, 39514, 58052, 72565, 79028, 98785, 145130, 197570, 290260, 395140, 542029, 1084058, 2168116, 2710145, 5420290, 10840580, 12466667, 24933334, 49866668, 62333335, 124666670, 249333340]

約数ペア:

[(1, 249333340), (2, 124666670), (4, 62333335), (5, 49866668), (10, 24933334), (20, 12466667), (23, 10840580), (46, 5420290), (92, 2710145), (115, 2168116), (230, 1084058), (460, 542029), (631, 395140), (859, 290260), (1262, 197570), (1718, 145130), (2524, 98785), (3155, 79028), (3436, 72565), (4295, 58052), (6310, 39514), (8590, 29026), (12620, 19757), (14513, 17180)]