4789460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 10995600

約数和(自身を除く): 6206140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 169, 218, 260, 338, 436, 545, 676, 845, 1090, 1417, 1690, 2180, 2197, 2834, 3380, 4394, 5668, 7085, 8788, 10985, 14170, 18421, 21970, 28340, 36842, 43940, 73684, 92105, 184210, 239473, 368420, 478946, 957892, 1197365, 2394730, 4789460]

約数ペア:

[(1, 4789460), (2, 2394730), (4, 1197365), (5, 957892), (10, 478946), (13, 368420), (20, 239473), (26, 184210), (52, 92105), (65, 73684), (109, 43940), (130, 36842), (169, 28340), (218, 21970), (260, 18421), (338, 14170), (436, 10985), (545, 8788), (676, 7085), (845, 5668), (1090, 4394), (1417, 3380), (1690, 2834), (2180, 2197)]