385542290

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{112403}}^1$

素因数の和:112431

約数の個数: 32

約数和(自身を含む): 809308800

約数和(自身を除く): 423766510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 112403, 224806, 562015, 786821, 1124030, 1573642, 3934105, 5507747, 7868210, 11015494, 27538735, 38554229, 55077470, 77108458, 192771145, 385542290]

約数ペア:

[(1, 385542290), (2, 192771145), (5, 77108458), (7, 55077470), (10, 38554229), (14, 27538735), (35, 11015494), (49, 7868210), (70, 5507747), (98, 3934105), (245, 1573642), (343, 1124030), (490, 786821), (686, 562015), (1715, 224806), (3430, 112403)]