1268752487408

素因数分解:

$2^4\times 7^1\times {\mathrm{563}}^1\times {\mathrm{20121043}}^1$

素因数の和:20121621

約数の個数: 40

約数和(自身を含む): 2814370666368

約数和(自身を除く): 1545618178960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 563, 1126, 2252, 3941, 4504, 7882, 9008, 15764, 31528, 63056, 20121043, 40242086, 80484172, 140847301, 160968344, 281694602, 321936688, 563389204, 1126778408, 2253556816, 11328147209, 22656294418, 45312588836, 79297030463, 90625177672, 158594060926, 181250355344, 317188121852, 634376243704, 1268752487408]

約数ペア:

[(1, 1268752487408), (2, 634376243704), (4, 317188121852), (7, 181250355344), (8, 158594060926), (14, 90625177672), (16, 79297030463), (28, 45312588836), (56, 22656294418), (112, 11328147209), (563, 2253556816), (1126, 1126778408), (2252, 563389204), (3941, 321936688), (4504, 281694602), (7882, 160968344), (9008, 140847301), (15764, 80484172), (31528, 40242086), (63056, 20121043)]