19926960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1051}}^1$

素因数の和:1146

約数の個数: 80

約数和(自身を含む): 62615040

約数和(自身を除く): 42688080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1051, 1185, 1264, 1580, 1896, 2102, 2370, 3153, 3160, 3792, 4204, 4740, 5255, 6306, 6320, 8408, 9480, 10510, 12612, 15765, 16816, 18960, 21020, 25224, 31530, 42040, 50448, 63060, 83029, 84080, 126120, 166058, 249087, 252240, 332116, 415145, 498174, 664232, 830290, 996348, 1245435, 1328464, 1660580, 1992696, 2490870, 3321160, 3985392, 4981740, 6642320, 9963480, 19926960]

約数ペア:

[(1, 19926960), (2, 9963480), (3, 6642320), (4, 4981740), (5, 3985392), (6, 3321160), (8, 2490870), (10, 1992696), (12, 1660580), (15, 1328464), (16, 1245435), (20, 996348), (24, 830290), (30, 664232), (40, 498174), (48, 415145), (60, 332116), (79, 252240), (80, 249087), (120, 166058), (158, 126120), (237, 84080), (240, 83029), (316, 63060), (395, 50448), (474, 42040), (632, 31530), (790, 25224), (948, 21020), (1051, 18960), (1185, 16816), (1264, 15765), (1580, 12612), (1896, 10510), (2102, 9480), (2370, 8408), (3153, 6320), (3160, 6306), (3792, 5255), (4204, 4740)]