2013505260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2581417}}^1$

素因数の和:2581442

約数の個数: 48

約数和(自身を含む): 6071495136

約数和(自身を除く): 4057989876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2581417, 5162834, 7744251, 10325668, 12907085, 15488502, 25814170, 30977004, 33558421, 38721255, 51628340, 67116842, 77442510, 100675263, 134233684, 154885020, 167792105, 201350526, 335584210, 402701052, 503376315, 671168420, 1006752630, 2013505260]

約数ペア:

[(1, 2013505260), (2, 1006752630), (3, 671168420), (4, 503376315), (5, 402701052), (6, 335584210), (10, 201350526), (12, 167792105), (13, 154885020), (15, 134233684), (20, 100675263), (26, 77442510), (30, 67116842), (39, 51628340), (52, 38721255), (60, 33558421), (65, 30977004), (78, 25814170), (130, 15488502), (156, 12907085), (195, 10325668), (260, 7744251), (390, 5162834), (780, 2581417)]