1799856730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{5557}}^1$

素因数の和:6239

約数の個数: 48

約数和(自身を含む): 3775060296

約数和(自身を除く): 1975203566

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 661, 1322, 3305, 4627, 5557, 6610, 9254, 11114, 23135, 27785, 32389, 38899, 46270, 55570, 64778, 77798, 161945, 194495, 272293, 323890, 388990, 544586, 1361465, 2722930, 3673177, 7346354, 18365885, 25712239, 36731770, 51424478, 128561195, 179985673, 257122390, 359971346, 899928365, 1799856730]

約数ペア:

[(1, 1799856730), (2, 899928365), (5, 359971346), (7, 257122390), (10, 179985673), (14, 128561195), (35, 51424478), (49, 36731770), (70, 25712239), (98, 18365885), (245, 7346354), (490, 3673177), (661, 2722930), (1322, 1361465), (3305, 544586), (4627, 388990), (5557, 323890), (6610, 272293), (9254, 194495), (11114, 161945), (23135, 77798), (27785, 64778), (32389, 55570), (38899, 46270)]