497231320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1721}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 1160490240

約数和(自身を除く): 663258920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 233, 248, 310, 466, 620, 932, 1165, 1240, 1721, 1864, 2330, 3442, 4660, 6884, 7223, 8605, 9320, 13768, 14446, 17210, 28892, 34420, 36115, 53351, 57784, 68840, 72230, 106702, 144460, 213404, 266755, 288920, 400993, 426808, 533510, 801986, 1067020, 1603972, 2004965, 2134040, 3207944, 4009930, 8019860, 12430783, 16039720, 24861566, 49723132, 62153915, 99446264, 124307830, 248615660, 497231320]

約数ペア:

[(1, 497231320), (2, 248615660), (4, 124307830), (5, 99446264), (8, 62153915), (10, 49723132), (20, 24861566), (31, 16039720), (40, 12430783), (62, 8019860), (124, 4009930), (155, 3207944), (233, 2134040), (248, 2004965), (310, 1603972), (466, 1067020), (620, 801986), (932, 533510), (1165, 426808), (1240, 400993), (1721, 288920), (1864, 266755), (2330, 213404), (3442, 144460), (4660, 106702), (6884, 72230), (7223, 68840), (8605, 57784), (9320, 53351), (13768, 36115), (14446, 34420), (17210, 28892)]