31527760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3257}}^1$

素因数の和:3292

約数の個数: 60

約数和(自身を含む): 80596404

約数和(自身を除く): 49068644

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 3257, 4840, 6514, 9680, 13028, 16285, 26056, 32570, 35827, 52112, 65140, 71654, 130280, 143308, 179135, 260560, 286616, 358270, 394097, 573232, 716540, 788194, 1433080, 1576388, 1970485, 2866160, 3152776, 3940970, 6305552, 7881940, 15763880, 31527760]

約数ペア:

[(1, 31527760), (2, 15763880), (4, 7881940), (5, 6305552), (8, 3940970), (10, 3152776), (11, 2866160), (16, 1970485), (20, 1576388), (22, 1433080), (40, 788194), (44, 716540), (55, 573232), (80, 394097), (88, 358270), (110, 286616), (121, 260560), (176, 179135), (220, 143308), (242, 130280), (440, 71654), (484, 65140), (605, 52112), (880, 35827), (968, 32570), (1210, 26056), (1936, 16285), (2420, 13028), (3257, 9680), (4840, 6514)]