3576980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 8346240

約数和(自身を除く): 4769260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 229, 284, 355, 458, 710, 781, 916, 1145, 1420, 1562, 2290, 2519, 3124, 3905, 4580, 5038, 7810, 10076, 12595, 15620, 16259, 25190, 32518, 50380, 65036, 81295, 162590, 178849, 325180, 357698, 715396, 894245, 1788490, 3576980]

約数ペア:

[(1, 3576980), (2, 1788490), (4, 894245), (5, 715396), (10, 357698), (11, 325180), (20, 178849), (22, 162590), (44, 81295), (55, 65036), (71, 50380), (110, 32518), (142, 25190), (220, 16259), (229, 15620), (284, 12595), (355, 10076), (458, 7810), (710, 5038), (781, 4580), (916, 3905), (1145, 3124), (1420, 2519), (1562, 2290)]