2107101890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{6689}}^1$

素因数の和:6839

約数の個数: 48

約数和(自身を含む): 4066583400

約数和(自身を除く): 1959481510

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 289, 545, 578, 1090, 1445, 1853, 2890, 3706, 6689, 9265, 13378, 18530, 31501, 33445, 63002, 66890, 113713, 157505, 227426, 315010, 568565, 729101, 1137130, 1458202, 1933121, 3645505, 3866242, 7291010, 9665605, 12394717, 19331210, 24789434, 61973585, 123947170, 210710189, 421420378, 1053550945, 2107101890]

約数ペア:

[(1, 2107101890), (2, 1053550945), (5, 421420378), (10, 210710189), (17, 123947170), (34, 61973585), (85, 24789434), (109, 19331210), (170, 12394717), (218, 9665605), (289, 7291010), (545, 3866242), (578, 3645505), (1090, 1933121), (1445, 1458202), (1853, 1137130), (2890, 729101), (3706, 568565), (6689, 315010), (9265, 227426), (13378, 157505), (18530, 113713), (31501, 66890), (33445, 63002)]