30795380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19997}}^1$

素因数の和:20024

約数の個数: 48

約数和(自身を含む): 80631936

約数和(自身を除く): 49836556

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, 19997, 39994, 79988, 99985, 139979, 199970, 219967, 279958, 399940, 439934, 559916, 699895, 879868, 1099835, 1399790, 1539769, 2199670, 2799580, 3079538, 4399340, 6159076, 7698845, 15397690, 30795380]

約数ペア:

[(1, 30795380), (2, 15397690), (4, 7698845), (5, 6159076), (7, 4399340), (10, 3079538), (11, 2799580), (14, 2199670), (20, 1539769), (22, 1399790), (28, 1099835), (35, 879868), (44, 699895), (55, 559916), (70, 439934), (77, 399940), (110, 279958), (140, 219967), (154, 199970), (220, 139979), (308, 99985), (385, 79988), (770, 39994), (1540, 19997)]