1720110520

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{55631}}^1$

素因数の和:56415

約数の個数: 32

約数和(自身を含む): 3875325120

約数和(自身を除く): 2155214600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 3092, 3865, 6184, 7730, 15460, 30920, 55631, 111262, 222524, 278155, 445048, 556310, 1112620, 2225240, 43002763, 86005526, 172011052, 215013815, 344022104, 430027630, 860055260, 1720110520]

約数ペア:

[(1, 1720110520), (2, 860055260), (4, 430027630), (5, 344022104), (8, 215013815), (10, 172011052), (20, 86005526), (40, 43002763), (773, 2225240), (1546, 1112620), (3092, 556310), (3865, 445048), (6184, 278155), (7730, 222524), (15460, 111262), (30920, 55631)]