347290420

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{20357}}^1$

素因数の和:21219

約数の個数: 24

約数和(自身を含む): 730200744

約数和(自身を除く): 382910324

約数列:

[1, 2, 4, 5, 10, 20, 853, 1706, 3412, 4265, 8530, 17060, 20357, 40714, 81428, 101785, 203570, 407140, 17364521, 34729042, 69458084, 86822605, 173645210, 347290420]

約数ペア:

[(1, 347290420), (2, 173645210), (4, 86822605), (5, 69458084), (10, 34729042), (20, 17364521), (853, 407140), (1706, 203570), (3412, 101785), (4265, 81428), (8530, 40714), (17060, 20357)]