380400940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{599}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 810129600

約数和(自身を除く): 429728660

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 281, 452, 562, 565, 599, 1124, 1130, 1198, 1405, 2260, 2396, 2810, 2995, 5620, 5990, 11980, 31753, 63506, 67687, 127012, 135374, 158765, 168319, 270748, 317530, 336638, 338435, 635060, 673276, 676870, 841595, 1353740, 1683190, 3366380, 19020047, 38040094, 76080188, 95100235, 190200470, 380400940]

約数ペア:

[(1, 380400940), (2, 190200470), (4, 95100235), (5, 76080188), (10, 38040094), (20, 19020047), (113, 3366380), (226, 1683190), (281, 1353740), (452, 841595), (562, 676870), (565, 673276), (599, 635060), (1124, 338435), (1130, 336638), (1198, 317530), (1405, 270748), (2260, 168319), (2396, 158765), (2810, 135374), (2995, 127012), (5620, 67687), (5990, 63506), (11980, 31753)]