1900992400

素因数分解:

$2^4\times 5^2\times {\mathrm{4752481}}^1$

素因数の和:4752499

約数の個数: 30

約数和(自身を含む): 4567135202

約数和(自身を除く): 2666142802

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4752481, 9504962, 19009924, 23762405, 38019848, 47524810, 76039696, 95049620, 118812025, 190099240, 237624050, 380198480, 475248100, 950496200, 1900992400]

約数ペア:

[(1, 1900992400), (2, 950496200), (4, 475248100), (5, 380198480), (8, 237624050), (10, 190099240), (16, 118812025), (20, 95049620), (25, 76039696), (40, 47524810), (50, 38019848), (80, 23762405), (100, 19009924), (200, 9504962), (400, 4752481)]