20481090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5737}}^1$

素因数の和:5771

約数の個数: 64

約数和(自身を含む): 59491584

約数和(自身を除く): 39010494

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5737, 11474, 17211, 28685, 34422, 40159, 57370, 80318, 86055, 97529, 120477, 172110, 195058, 200795, 240954, 292587, 401590, 487645, 585174, 602385, 682703, 975290, 1204770, 1365406, 1462935, 2048109, 2925870, 3413515, 4096218, 6827030, 10240545, 20481090]

約数ペア:

[(1, 20481090), (2, 10240545), (3, 6827030), (5, 4096218), (6, 3413515), (7, 2925870), (10, 2048109), (14, 1462935), (15, 1365406), (17, 1204770), (21, 975290), (30, 682703), (34, 602385), (35, 585174), (42, 487645), (51, 401590), (70, 292587), (85, 240954), (102, 200795), (105, 195058), (119, 172110), (170, 120477), (210, 97529), (238, 86055), (255, 80318), (357, 57370), (510, 40159), (595, 34422), (714, 28685), (1190, 17211), (1785, 11474), (3570, 5737)]