2007882020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{4159}}^1$

素因数の和:4508

約数の個数: 48

約数和(自身を含む): 4277145600

約数和(自身を除く): 2269263580

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 239, 404, 478, 505, 956, 1010, 1195, 2020, 2390, 4159, 4780, 8318, 16636, 20795, 24139, 41590, 48278, 83180, 96556, 120695, 241390, 420059, 482780, 840118, 994001, 1680236, 1988002, 2100295, 3976004, 4200590, 4970005, 8401180, 9940010, 19880020, 100394101, 200788202, 401576404, 501970505, 1003941010, 2007882020]

約数ペア:

[(1, 2007882020), (2, 1003941010), (4, 501970505), (5, 401576404), (10, 200788202), (20, 100394101), (101, 19880020), (202, 9940010), (239, 8401180), (404, 4970005), (478, 4200590), (505, 3976004), (956, 2100295), (1010, 1988002), (1195, 1680236), (2020, 994001), (2390, 840118), (4159, 482780), (4780, 420059), (8318, 241390), (16636, 120695), (20795, 96556), (24139, 83180), (41590, 48278)]