2015059820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{14771}}^1$

素因数の和:15158

約数の個数: 48

約数和(自身を含む): 4467052800

約数和(自身を除く): 2451992980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1795, 3590, 6821, 7180, 13642, 14771, 27284, 29542, 34105, 59084, 68210, 73855, 136420, 147710, 280649, 295420, 561298, 1122596, 1403245, 2806490, 5302789, 5612980, 10605578, 21211156, 26513945, 53027890, 100752991, 106055780, 201505982, 403011964, 503764955, 1007529910, 2015059820]

約数ペア:

[(1, 2015059820), (2, 1007529910), (4, 503764955), (5, 403011964), (10, 201505982), (19, 106055780), (20, 100752991), (38, 53027890), (76, 26513945), (95, 21211156), (190, 10605578), (359, 5612980), (380, 5302789), (718, 2806490), (1436, 1403245), (1795, 1122596), (3590, 561298), (6821, 295420), (7180, 280649), (13642, 147710), (14771, 136420), (27284, 73855), (29542, 68210), (34105, 59084)]