220210816

素因数分解:

$2^7\times 7^1\times {\mathrm{245771}}^1$

素因数の和:245792

約数の個数: 32

約数和(自身を含む): 501374880

約数和(自身を除く): 281164064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 245771, 491542, 983084, 1720397, 1966168, 3440794, 3932336, 6881588, 7864672, 13763176, 15729344, 27526352, 31458688, 55052704, 110105408, 220210816]

約数ペア:

[(1, 220210816), (2, 110105408), (4, 55052704), (7, 31458688), (8, 27526352), (14, 15729344), (16, 13763176), (28, 7864672), (32, 6881588), (56, 3932336), (64, 3440794), (112, 1966168), (128, 1720397), (224, 983084), (448, 491542), (896, 245771)]