399830841740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{16673513}}^1$

素因数の和:16673642

約数の個数: 48

約数和(自身を含む): 924379616160

約数和(自身を除く): 524548774420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11990, 23980, 16673513, 33347026, 66694052, 83367565, 166735130, 183408643, 333470260, 366817286, 733634572, 917043215, 1817412917, 1834086430, 3634825834, 3668172860, 7269651668, 9087064585, 18174129170, 19991542087, 36348258340, 39983084174, 79966168348, 99957710435, 199915420870, 399830841740]

約数ペア:

[(1, 399830841740), (2, 199915420870), (4, 99957710435), (5, 79966168348), (10, 39983084174), (11, 36348258340), (20, 19991542087), (22, 18174129170), (44, 9087064585), (55, 7269651668), (109, 3668172860), (110, 3634825834), (218, 1834086430), (220, 1817412917), (436, 917043215), (545, 733634572), (1090, 366817286), (1199, 333470260), (2180, 183408643), (2398, 166735130), (4796, 83367565), (5995, 66694052), (11990, 33347026), (23980, 16673513)]