2791400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 6880140

約数和(自身を除く): 4088740

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 821, 850, 1642, 1700, 3284, 3400, 4105, 6568, 8210, 13957, 16420, 20525, 27914, 32840, 41050, 55828, 69785, 82100, 111656, 139570, 164200, 279140, 348925, 558280, 697850, 1395700, 2791400]

約数ペア:

[(1, 2791400), (2, 1395700), (4, 697850), (5, 558280), (8, 348925), (10, 279140), (17, 164200), (20, 139570), (25, 111656), (34, 82100), (40, 69785), (50, 55828), (68, 41050), (85, 32840), (100, 27914), (136, 20525), (170, 16420), (200, 13957), (340, 8210), (425, 6568), (680, 4105), (821, 3400), (850, 3284), (1642, 1700)]