40465448

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 77974920

約数和(自身を除く): 37509472

約数列:

[1, 2, 4, 8, 61, 101, 122, 202, 244, 404, 488, 808, 821, 1642, 3284, 6161, 6568, 12322, 24644, 49288, 50081, 82921, 100162, 165842, 200324, 331684, 400648, 663368, 5058181, 10116362, 20232724, 40465448]

約数ペア:

[(1, 40465448), (2, 20232724), (4, 10116362), (8, 5058181), (61, 663368), (101, 400648), (122, 331684), (202, 200324), (244, 165842), (404, 100162), (488, 82921), (808, 50081), (821, 49288), (1642, 24644), (3284, 12322), (6161, 6568)]