677831270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{87013}}^1$

素因数の和:87080

約数の個数: 32

約数和(自身を含む): 1315651680

約数和(自身を除く): 637820410

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 87013, 174026, 435065, 870130, 1653247, 3306494, 3567533, 7135066, 8266235, 16532470, 17837665, 35675330, 67783127, 135566254, 338915635, 677831270]

約数ペア:

[(1, 677831270), (2, 338915635), (5, 135566254), (10, 67783127), (19, 35675330), (38, 17837665), (41, 16532470), (82, 8266235), (95, 7135066), (190, 3567533), (205, 3306494), (410, 1653247), (779, 870130), (1558, 435065), (3895, 174026), (7790, 87013)]