538450180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{2143}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 1199439360

約数和(自身を除く): 660989180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 739, 1478, 2143, 2956, 3695, 4286, 7390, 8572, 10715, 12563, 14780, 21430, 25126, 36431, 42860, 50252, 62815, 72862, 125630, 145724, 182155, 251260, 364310, 728620, 1583677, 3167354, 6334708, 7918385, 15836770, 26922509, 31673540, 53845018, 107690036, 134612545, 269225090, 538450180]

約数ペア:

[(1, 538450180), (2, 269225090), (4, 134612545), (5, 107690036), (10, 53845018), (17, 31673540), (20, 26922509), (34, 15836770), (68, 7918385), (85, 6334708), (170, 3167354), (340, 1583677), (739, 728620), (1478, 364310), (2143, 251260), (2956, 182155), (3695, 145724), (4286, 125630), (7390, 72862), (8572, 62815), (10715, 50252), (12563, 42860), (14780, 36431), (21430, 25126)]