22086820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2092

約数の個数: 48

約数和(自身を含む): 53706240

約数和(自身を除く): 31619420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 1997, 2212, 2765, 3994, 5530, 7988, 9985, 11060, 13979, 19970, 27958, 39940, 55916, 69895, 139790, 157763, 279580, 315526, 631052, 788815, 1104341, 1577630, 2208682, 3155260, 4417364, 5521705, 11043410, 22086820]

約数ペア:

[(1, 22086820), (2, 11043410), (4, 5521705), (5, 4417364), (7, 3155260), (10, 2208682), (14, 1577630), (20, 1104341), (28, 788815), (35, 631052), (70, 315526), (79, 279580), (140, 157763), (158, 139790), (316, 69895), (395, 55916), (553, 39940), (790, 27958), (1106, 19970), (1580, 13979), (1997, 11060), (2212, 9985), (2765, 7988), (3994, 5530)]