39942896

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5023}}^1$

素因数の和:5109

約数の個数: 40

約数和(自身を含む): 89708544

約数和(自身を除く): 49765648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 5023, 7952, 10046, 20092, 35161, 40184, 70322, 80368, 140644, 281288, 356633, 562576, 713266, 1426532, 2496431, 2853064, 4992862, 5706128, 9985724, 19971448, 39942896]

約数ペア:

[(1, 39942896), (2, 19971448), (4, 9985724), (7, 5706128), (8, 4992862), (14, 2853064), (16, 2496431), (28, 1426532), (56, 713266), (71, 562576), (112, 356633), (142, 281288), (284, 140644), (497, 80368), (568, 70322), (994, 40184), (1136, 35161), (1988, 20092), (3976, 10046), (5023, 7952)]