31052780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 71608320

約数和(自身を除く): 40555540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 739, 764, 955, 1478, 1910, 2101, 2956, 3695, 3820, 4202, 7390, 8129, 8404, 10505, 14780, 16258, 21010, 32516, 40645, 42020, 81290, 141149, 162580, 282298, 564596, 705745, 1411490, 1552639, 2822980, 3105278, 6210556, 7763195, 15526390, 31052780]

約数ペア:

[(1, 31052780), (2, 15526390), (4, 7763195), (5, 6210556), (10, 3105278), (11, 2822980), (20, 1552639), (22, 1411490), (44, 705745), (55, 564596), (110, 282298), (191, 162580), (220, 141149), (382, 81290), (739, 42020), (764, 40645), (955, 32516), (1478, 21010), (1910, 16258), (2101, 14780), (2956, 10505), (3695, 8404), (3820, 8129), (4202, 7390)]