2015328460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1\times {\mathrm{1291}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 4287941280

約数和(自身を除く): 2272612820

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 877, 890, 1291, 1754, 1780, 2582, 3508, 4385, 5164, 6455, 8770, 12910, 17540, 25820, 78053, 114899, 156106, 229798, 312212, 390265, 459596, 574495, 780530, 1132207, 1148990, 1561060, 2264414, 2297980, 4528828, 5661035, 11322070, 22644140, 100766423, 201532846, 403065692, 503832115, 1007664230, 2015328460]

約数ペア:

[(1, 2015328460), (2, 1007664230), (4, 503832115), (5, 403065692), (10, 201532846), (20, 100766423), (89, 22644140), (178, 11322070), (356, 5661035), (445, 4528828), (877, 2297980), (890, 2264414), (1291, 1561060), (1754, 1148990), (1780, 1132207), (2582, 780530), (3508, 574495), (4385, 459596), (5164, 390265), (6455, 312212), (8770, 229798), (12910, 156106), (17540, 114899), (25820, 78053)]