31177960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1201}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 77889600

約数和(自身を除く): 46711640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1201, 1298, 2360, 2402, 2596, 3245, 4804, 5192, 6005, 6490, 9608, 12010, 12980, 13211, 24020, 25960, 26422, 48040, 52844, 66055, 70859, 105688, 132110, 141718, 264220, 283436, 354295, 528440, 566872, 708590, 779449, 1417180, 1558898, 2834360, 3117796, 3897245, 6235592, 7794490, 15588980, 31177960]

約数ペア:

[(1, 31177960), (2, 15588980), (4, 7794490), (5, 6235592), (8, 3897245), (10, 3117796), (11, 2834360), (20, 1558898), (22, 1417180), (40, 779449), (44, 708590), (55, 566872), (59, 528440), (88, 354295), (110, 283436), (118, 264220), (220, 141718), (236, 132110), (295, 105688), (440, 70859), (472, 66055), (590, 52844), (649, 48040), (1180, 26422), (1201, 25960), (1298, 24020), (2360, 13211), (2402, 12980), (2596, 12010), (3245, 9608), (4804, 6490), (5192, 6005)]