8803340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 23193072

約数和(自身を除く): 14389732

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 691, 910, 980, 1274, 1382, 1820, 2548, 2764, 3185, 3455, 4837, 6370, 6910, 8983, 9674, 12740, 13820, 17966, 19348, 24185, 33859, 35932, 44915, 48370, 62881, 67718, 89830, 96740, 125762, 135436, 169295, 179660, 251524, 314405, 338590, 440167, 628810, 677180, 880334, 1257620, 1760668, 2200835, 4401670, 8803340]

約数ペア:

[(1, 8803340), (2, 4401670), (4, 2200835), (5, 1760668), (7, 1257620), (10, 880334), (13, 677180), (14, 628810), (20, 440167), (26, 338590), (28, 314405), (35, 251524), (49, 179660), (52, 169295), (65, 135436), (70, 125762), (91, 96740), (98, 89830), (130, 67718), (140, 62881), (182, 48370), (196, 44915), (245, 35932), (260, 33859), (364, 24185), (455, 19348), (490, 17966), (637, 13820), (691, 12740), (910, 9674), (980, 8983), (1274, 6910), (1382, 6370), (1820, 4837), (2548, 3455), (2764, 3185)]