626290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 1347840

約数和(自身を除く): 721550

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 389, 778, 805, 1610, 1945, 2723, 3890, 5446, 8947, 13615, 17894, 27230, 44735, 62629, 89470, 125258, 313145, 626290]

約数ペア:

[(1, 626290), (2, 313145), (5, 125258), (7, 89470), (10, 62629), (14, 44735), (23, 27230), (35, 17894), (46, 13615), (70, 8947), (115, 5446), (161, 3890), (230, 2723), (322, 1945), (389, 1610), (778, 805)]