2215306210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{2381}}^1$

素因数の和:2839

約数の個数: 64

約数和(自身を含む): 4559605344

約数和(自身を除く): 2344299134

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 421, 442, 842, 1105, 2105, 2210, 2381, 4210, 4762, 5473, 7157, 10946, 11905, 14314, 23810, 27365, 30953, 35785, 40477, 54730, 61906, 71570, 80954, 93041, 154765, 186082, 202385, 309530, 404770, 465205, 526201, 930410, 1002401, 1052402, 2004802, 2631005, 5012005, 5262010, 10024010, 13031213, 17040817, 26062426, 34081634, 65156065, 85204085, 130312130, 170408170, 221530621, 443061242, 1107653105, 2215306210]

約数ペア:

[(1, 2215306210), (2, 1107653105), (5, 443061242), (10, 221530621), (13, 170408170), (17, 130312130), (26, 85204085), (34, 65156065), (65, 34081634), (85, 26062426), (130, 17040817), (170, 13031213), (221, 10024010), (421, 5262010), (442, 5012005), (842, 2631005), (1105, 2004802), (2105, 1052402), (2210, 1002401), (2381, 930410), (4210, 526201), (4762, 465205), (5473, 404770), (7157, 309530), (10946, 202385), (11905, 186082), (14314, 154765), (23810, 93041), (27365, 80954), (30953, 71570), (35785, 61906), (40477, 54730)]