23129270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 45262800

約数和(自身を除く): 22133530

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 149, 190, 215, 298, 361, 430, 722, 745, 817, 1490, 1634, 1805, 2831, 3610, 4085, 5662, 6407, 8170, 12814, 14155, 15523, 28310, 31046, 32035, 53789, 64070, 77615, 107578, 121733, 155230, 243466, 268945, 537890, 608665, 1217330, 2312927, 4625854, 11564635, 23129270]

約数ペア:

[(1, 23129270), (2, 11564635), (5, 4625854), (10, 2312927), (19, 1217330), (38, 608665), (43, 537890), (86, 268945), (95, 243466), (149, 155230), (190, 121733), (215, 107578), (298, 77615), (361, 64070), (430, 53789), (722, 32035), (745, 31046), (817, 28310), (1490, 15523), (1634, 14155), (1805, 12814), (2831, 8170), (3610, 6407), (4085, 5662)]