28347400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3457}}^1$

素因数の和:3514

約数の個数: 48

約数和(自身を含む): 67534740

約数和(自身を除く): 39187340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 3457, 4100, 6914, 8200, 13828, 17285, 27656, 34570, 69140, 86425, 138280, 141737, 172850, 283474, 345700, 566948, 691400, 708685, 1133896, 1417370, 2834740, 3543425, 5669480, 7086850, 14173700, 28347400]

約数ペア:

[(1, 28347400), (2, 14173700), (4, 7086850), (5, 5669480), (8, 3543425), (10, 2834740), (20, 1417370), (25, 1133896), (40, 708685), (41, 691400), (50, 566948), (82, 345700), (100, 283474), (164, 172850), (200, 141737), (205, 138280), (328, 86425), (410, 69140), (820, 34570), (1025, 27656), (1640, 17285), (2050, 13828), (3457, 8200), (4100, 6914)]