40426408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 89190720

約数和(自身を除く): 48764312

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 61, 68, 88, 122, 136, 187, 244, 374, 443, 488, 671, 748, 886, 1037, 1342, 1496, 1772, 2074, 2684, 3544, 4148, 4873, 5368, 7531, 8296, 9746, 11407, 15062, 19492, 22814, 27023, 30124, 38984, 45628, 54046, 60248, 82841, 91256, 108092, 165682, 216184, 297253, 331364, 459391, 594506, 662728, 918782, 1189012, 1837564, 2378024, 3675128, 5053301, 10106602, 20213204, 40426408]

約数ペア:

[(1, 40426408), (2, 20213204), (4, 10106602), (8, 5053301), (11, 3675128), (17, 2378024), (22, 1837564), (34, 1189012), (44, 918782), (61, 662728), (68, 594506), (88, 459391), (122, 331364), (136, 297253), (187, 216184), (244, 165682), (374, 108092), (443, 91256), (488, 82841), (671, 60248), (748, 54046), (886, 45628), (1037, 38984), (1342, 30124), (1496, 27023), (1772, 22814), (2074, 19492), (2684, 15062), (3544, 11407), (4148, 9746), (4873, 8296), (5368, 7531)]