73770820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{216973}}^1$

素因数の和:216999

約数の個数: 24

約数和(自身を含む): 164032344

約数和(自身を除く): 90261524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 216973, 433946, 867892, 1084865, 2169730, 3688541, 4339460, 7377082, 14754164, 18442705, 36885410, 73770820]

約数ペア:

[(1, 73770820), (2, 36885410), (4, 18442705), (5, 14754164), (10, 7377082), (17, 4339460), (20, 3688541), (34, 2169730), (68, 1084865), (85, 867892), (170, 433946), (340, 216973)]