40395908

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 83577984

約数和(自身を除く): 43182076

約数列:

[1, 2, 4, 7, 14, 28, 61, 67, 122, 134, 244, 268, 353, 427, 469, 706, 854, 938, 1412, 1708, 1876, 2471, 4087, 4942, 8174, 9884, 16348, 21533, 23651, 28609, 43066, 47302, 57218, 86132, 94604, 114436, 150731, 165557, 301462, 331114, 602924, 662228, 1442711, 2885422, 5770844, 10098977, 20197954, 40395908]

約数ペア:

[(1, 40395908), (2, 20197954), (4, 10098977), (7, 5770844), (14, 2885422), (28, 1442711), (61, 662228), (67, 602924), (122, 331114), (134, 301462), (244, 165557), (268, 150731), (353, 114436), (427, 94604), (469, 86132), (706, 57218), (854, 47302), (938, 43066), (1412, 28609), (1708, 23651), (1876, 21533), (2471, 16348), (4087, 9884), (4942, 8174)]