69705020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45263}}^1$

素因数の和:45290

約数の個数: 48

約数和(自身を含む): 182504448

約数和(自身を除く): 112799428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 45263, 90526, 181052, 226315, 316841, 452630, 497893, 633682, 905260, 995786, 1267364, 1584205, 1991572, 2489465, 3168410, 3485251, 4978930, 6336820, 6970502, 9957860, 13941004, 17426255, 34852510, 69705020]

約数ペア:

[(1, 69705020), (2, 34852510), (4, 17426255), (5, 13941004), (7, 9957860), (10, 6970502), (11, 6336820), (14, 4978930), (20, 3485251), (22, 3168410), (28, 2489465), (35, 1991572), (44, 1584205), (55, 1267364), (70, 995786), (77, 905260), (110, 633682), (140, 497893), (154, 452630), (220, 316841), (308, 226315), (385, 181052), (770, 90526), (1540, 45263)]