1220804536

素因数分解:

$2^3\times 7^1\times {\mathrm{21800081}}^1$

素因数の和:21800094

約数の個数: 16

約数和(自身を含む): 2616009840

約数和(自身を除く): 1395205304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 21800081, 43600162, 87200324, 152600567, 174400648, 305201134, 610402268, 1220804536]

約数ペア:

[(1, 1220804536), (2, 610402268), (4, 305201134), (7, 174400648), (8, 152600567), (14, 87200324), (28, 43600162), (56, 21800081)]