40419368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1091}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 82948320

約数和(自身を除く): 42528952

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 842, 1091, 1684, 2182, 3368, 4364, 4631, 8728, 9262, 12001, 18524, 24002, 37048, 48004, 96008, 459311, 918622, 1837244, 3674488, 5052421, 10104842, 20209684, 40419368]

約数ペア:

[(1, 40419368), (2, 20209684), (4, 10104842), (8, 5052421), (11, 3674488), (22, 1837244), (44, 918622), (88, 459311), (421, 96008), (842, 48004), (1091, 37048), (1684, 24002), (2182, 18524), (3368, 12001), (4364, 9262), (4631, 8728)]