7419140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21821}}^1$

素因数の和:21847

約数の個数: 24

約数和(自身を含む): 16497432

約数和(自身を除く): 9078292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21821, 43642, 87284, 109105, 218210, 370957, 436420, 741914, 1483828, 1854785, 3709570, 7419140]

約数ペア:

[(1, 7419140), (2, 3709570), (4, 1854785), (5, 1483828), (10, 741914), (17, 436420), (20, 370957), (34, 218210), (68, 109105), (85, 87284), (170, 43642), (340, 21821)]