1489595920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809563}}^1$

素因数の和:809599

約数の個数: 40

約数和(自身を含む): 3613893696

約数和(自身を除く): 2124297776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 809563, 1619126, 3238252, 4047815, 6476504, 8095630, 12953008, 16191260, 18619949, 32382520, 37239898, 64765040, 74479796, 93099745, 148959592, 186199490, 297919184, 372398980, 744797960, 1489595920]

約数ペア:

[(1, 1489595920), (2, 744797960), (4, 372398980), (5, 297919184), (8, 186199490), (10, 148959592), (16, 93099745), (20, 74479796), (23, 64765040), (40, 37239898), (46, 32382520), (80, 18619949), (92, 16191260), (115, 12953008), (184, 8095630), (230, 6476504), (368, 4047815), (460, 3238252), (920, 1619126), (1840, 809563)]