942753890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{20899}}^1$

素因数の和:21266

約数の個数: 32

約数和(自身を含む): 1832846400

約数和(自身を除く): 890092510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 347, 694, 1735, 3470, 4511, 9022, 20899, 22555, 41798, 45110, 104495, 208990, 271687, 543374, 1358435, 2716870, 7251953, 14503906, 36259765, 72519530, 94275389, 188550778, 471376945, 942753890]

約数ペア:

[(1, 942753890), (2, 471376945), (5, 188550778), (10, 94275389), (13, 72519530), (26, 36259765), (65, 14503906), (130, 7251953), (347, 2716870), (694, 1358435), (1735, 543374), (3470, 271687), (4511, 208990), (9022, 104495), (20899, 45110), (22555, 41798)]