247029260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{10657}}^1$

素因数の和:10746

約数の個数: 48

約数和(自身を含む): 555068640

約数和(自身を除く): 308039380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 10657, 11590, 21314, 23180, 42628, 53285, 106570, 202483, 213140, 404966, 650077, 809932, 1012415, 1300154, 2024830, 2600308, 3250385, 4049660, 6500770, 12351463, 13001540, 24702926, 49405852, 61757315, 123514630, 247029260]

約数ペア:

[(1, 247029260), (2, 123514630), (4, 61757315), (5, 49405852), (10, 24702926), (19, 13001540), (20, 12351463), (38, 6500770), (61, 4049660), (76, 3250385), (95, 2600308), (122, 2024830), (190, 1300154), (244, 1012415), (305, 809932), (380, 650077), (610, 404966), (1159, 213140), (1220, 202483), (2318, 106570), (4636, 53285), (5795, 42628), (10657, 23180), (11590, 21314)]