1208156720

素因数分解:

$2^4\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{6709}}^1$

素因数の和:8973

約数の個数: 40

約数和(自身を含む): 2810631120

約数和(自身を除く): 1602474400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2251, 4502, 6709, 9004, 11255, 13418, 18008, 22510, 26836, 33545, 36016, 45020, 53672, 67090, 90040, 107344, 134180, 180080, 268360, 536720, 15101959, 30203918, 60407836, 75509795, 120815672, 151019590, 241631344, 302039180, 604078360, 1208156720]

約数ペア:

[(1, 1208156720), (2, 604078360), (4, 302039180), (5, 241631344), (8, 151019590), (10, 120815672), (16, 75509795), (20, 60407836), (40, 30203918), (80, 15101959), (2251, 536720), (4502, 268360), (6709, 180080), (9004, 134180), (11255, 107344), (13418, 90040), (18008, 67090), (22510, 53672), (26836, 45020), (33545, 36016)]