40320828

素因数分解:

$2^2\times 3^4\times {\mathrm{124447}}^1$

素因数の和:124463

約数の個数: 30

約数和(自身を含む): 105407456

約数和(自身を除く): 65086628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 124447, 248894, 373341, 497788, 746682, 1120023, 1493364, 2240046, 3360069, 4480092, 6720138, 10080207, 13440276, 20160414, 40320828]

約数ペア:

[(1, 40320828), (2, 20160414), (3, 13440276), (4, 10080207), (6, 6720138), (9, 4480092), (12, 3360069), (18, 2240046), (27, 1493364), (36, 1120023), (54, 746682), (81, 497788), (108, 373341), (162, 248894), (324, 124447)]