41988008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 80724000

約数和(自身を除く): 38735992

約数列:

[1, 2, 4, 8, 61, 122, 139, 244, 278, 488, 556, 619, 1112, 1238, 2476, 4952, 8479, 16958, 33916, 37759, 67832, 75518, 86041, 151036, 172082, 302072, 344164, 688328, 5248501, 10497002, 20994004, 41988008]

約数ペア:

[(1, 41988008), (2, 20994004), (4, 10497002), (8, 5248501), (61, 688328), (122, 344164), (139, 302072), (244, 172082), (278, 151036), (488, 86041), (556, 75518), (619, 67832), (1112, 37759), (1238, 33916), (2476, 16958), (4952, 8479)]