1405960064

素因数分解:

$2^7\times {\mathrm{1123}}^1\times {\mathrm{9781}}^1$

素因数の和:10918

約数の個数: 32

約数和(自身を含む): 2803716840

約数和(自身を除く): 1397756776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1123, 2246, 4492, 8984, 9781, 17968, 19562, 35936, 39124, 71872, 78248, 143744, 156496, 312992, 625984, 1251968, 10984063, 21968126, 43936252, 87872504, 175745008, 351490016, 702980032, 1405960064]

約数ペア:

[(1, 1405960064), (2, 702980032), (4, 351490016), (8, 175745008), (16, 87872504), (32, 43936252), (64, 21968126), (128, 10984063), (1123, 1251968), (2246, 625984), (4492, 312992), (8984, 156496), (9781, 143744), (17968, 78248), (19562, 71872), (35936, 39124)]