2021776690

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 3797798400

約数和(自身を除く): 1776021710

約数列:

[1, 2, 5, 10, 53, 79, 106, 109, 158, 218, 265, 395, 443, 530, 545, 790, 886, 1090, 2215, 4187, 4430, 5777, 8374, 8611, 11554, 17222, 20935, 23479, 28885, 34997, 41870, 43055, 46958, 48287, 57770, 69994, 86110, 96574, 117395, 174985, 234790, 241435, 349970, 456383, 482870, 912766, 1854841, 2281915, 2559211, 3709682, 3814673, 4563830, 5118422, 7629346, 9274205, 12796055, 18548410, 19073365, 25592110, 38146730, 202177669, 404355338, 1010888345, 2021776690]

約数ペア:

[(1, 2021776690), (2, 1010888345), (5, 404355338), (10, 202177669), (53, 38146730), (79, 25592110), (106, 19073365), (109, 18548410), (158, 12796055), (218, 9274205), (265, 7629346), (395, 5118422), (443, 4563830), (530, 3814673), (545, 3709682), (790, 2559211), (886, 2281915), (1090, 1854841), (2215, 912766), (4187, 482870), (4430, 456383), (5777, 349970), (8374, 241435), (8611, 234790), (11554, 174985), (17222, 117395), (20935, 96574), (23479, 86110), (28885, 69994), (34997, 57770), (41870, 48287), (43055, 46958)]