40418392

素因数分解:

$2^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2351}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 86929920

約数和(自身を除く): 46511528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 307, 614, 1228, 2149, 2351, 2456, 4298, 4702, 8596, 9404, 16457, 17192, 18808, 32914, 65828, 131656, 721757, 1443514, 2887028, 5052299, 5774056, 10104598, 20209196, 40418392]

約数ペア:

[(1, 40418392), (2, 20209196), (4, 10104598), (7, 5774056), (8, 5052299), (14, 2887028), (28, 1443514), (56, 721757), (307, 131656), (614, 65828), (1228, 32914), (2149, 18808), (2351, 17192), (2456, 16457), (4298, 9404), (4702, 8596)]