2016160121720

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2239}}^1\times {\mathrm{210391}}^1$

素因数の和:212748

約数の個数: 64

約数和(自身を含む): 4580822937600

約数和(自身を除く): 2564662815880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2239, 4280, 4478, 8956, 11195, 17912, 22390, 44780, 89560, 210391, 239573, 420782, 479146, 841564, 958292, 1051955, 1197865, 1683128, 1916584, 2103910, 2395730, 4207820, 4791460, 8415640, 9582920, 22511837, 45023674, 90047348, 112559185, 180094696, 225118370, 450236740, 471065449, 900473480, 942130898, 1884261796, 2355327245, 3768523592, 4710654490, 9421308980, 18842617960, 50404003043, 100808006086, 201616012172, 252020015215, 403232024344, 504040030430, 1008080060860, 2016160121720]

約数ペア:

[(1, 2016160121720), (2, 1008080060860), (4, 504040030430), (5, 403232024344), (8, 252020015215), (10, 201616012172), (20, 100808006086), (40, 50404003043), (107, 18842617960), (214, 9421308980), (428, 4710654490), (535, 3768523592), (856, 2355327245), (1070, 1884261796), (2140, 942130898), (2239, 900473480), (4280, 471065449), (4478, 450236740), (8956, 225118370), (11195, 180094696), (17912, 112559185), (22390, 90047348), (44780, 45023674), (89560, 22511837), (210391, 9582920), (239573, 8415640), (420782, 4791460), (479146, 4207820), (841564, 2395730), (958292, 2103910), (1051955, 1916584), (1197865, 1683128)]