494473280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{220747}}^1$

素因数の和:220771

約数の個数: 56

約数和(自身を含む): 1345679808

約数和(自身を除く): 851206528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 220747, 441494, 882988, 1103735, 1545229, 1765976, 2207470, 3090458, 3531952, 4414940, 6180916, 7063904, 7726145, 8829880, 12361832, 14127808, 15452290, 17659760, 24723664, 30904580, 35319520, 49447328, 61809160, 70639040, 98894656, 123618320, 247236640, 494473280]

約数ペア:

[(1, 494473280), (2, 247236640), (4, 123618320), (5, 98894656), (7, 70639040), (8, 61809160), (10, 49447328), (14, 35319520), (16, 30904580), (20, 24723664), (28, 17659760), (32, 15452290), (35, 14127808), (40, 12361832), (56, 8829880), (64, 7726145), (70, 7063904), (80, 6180916), (112, 4414940), (140, 3531952), (160, 3090458), (224, 2207470), (280, 1765976), (320, 1545229), (448, 1103735), (560, 882988), (1120, 441494), (2240, 220747)]