2215850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 5083008

約数和(自身を除く): 2867158

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 487, 650, 910, 974, 2275, 2435, 3409, 4550, 4870, 6331, 6818, 12175, 12662, 17045, 24350, 31655, 34090, 44317, 63310, 85225, 88634, 158275, 170450, 221585, 316550, 443170, 1107925, 2215850]

約数ペア:

[(1, 2215850), (2, 1107925), (5, 443170), (7, 316550), (10, 221585), (13, 170450), (14, 158275), (25, 88634), (26, 85225), (35, 63310), (50, 44317), (65, 34090), (70, 31655), (91, 24350), (130, 17045), (175, 12662), (182, 12175), (325, 6818), (350, 6331), (455, 4870), (487, 4550), (650, 3409), (910, 2435), (974, 2275)]