7852880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 21486720

約数和(自身を除く): 13633840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 379, 518, 560, 592, 740, 758, 1036, 1295, 1480, 1516, 1895, 2072, 2590, 2653, 2960, 3032, 3790, 4144, 5180, 5306, 6064, 7580, 10360, 10612, 13265, 14023, 15160, 20720, 21224, 26530, 28046, 30320, 42448, 53060, 56092, 70115, 98161, 106120, 112184, 140230, 196322, 212240, 224368, 280460, 392644, 490805, 560920, 785288, 981610, 1121840, 1570576, 1963220, 3926440, 7852880]

約数ペア:

[(1, 7852880), (2, 3926440), (4, 1963220), (5, 1570576), (7, 1121840), (8, 981610), (10, 785288), (14, 560920), (16, 490805), (20, 392644), (28, 280460), (35, 224368), (37, 212240), (40, 196322), (56, 140230), (70, 112184), (74, 106120), (80, 98161), (112, 70115), (140, 56092), (148, 53060), (185, 42448), (259, 30320), (280, 28046), (296, 26530), (370, 21224), (379, 20720), (518, 15160), (560, 14023), (592, 13265), (740, 10612), (758, 10360), (1036, 7580), (1295, 6064), (1480, 5306), (1516, 5180), (1895, 4144), (2072, 3790), (2590, 3032), (2653, 2960)]