31219040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4759}}^1$

素因数の和:4815

約数の個数: 48

約数和(自身を含む): 75569760

約数和(自身を除く): 44350720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 4759, 6560, 9518, 19036, 23795, 38072, 47590, 76144, 95180, 152288, 190360, 195119, 380720, 390238, 761440, 780476, 975595, 1560952, 1951190, 3121904, 3902380, 6243808, 7804760, 15609520, 31219040]

約数ペア:

[(1, 31219040), (2, 15609520), (4, 7804760), (5, 6243808), (8, 3902380), (10, 3121904), (16, 1951190), (20, 1560952), (32, 975595), (40, 780476), (41, 761440), (80, 390238), (82, 380720), (160, 195119), (164, 190360), (205, 152288), (328, 95180), (410, 76144), (656, 47590), (820, 38072), (1312, 23795), (1640, 19036), (3280, 9518), (4759, 6560)]