354856280

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{11131}}^1$

素因数の和:11939

約数の個数: 32

約数和(自身を含む): 799500240

約数和(自身を除く): 444643960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 6376, 7970, 11131, 15940, 22262, 31880, 44524, 55655, 89048, 111310, 222620, 445240, 8871407, 17742814, 35485628, 44357035, 70971256, 88714070, 177428140, 354856280]

約数ペア:

[(1, 354856280), (2, 177428140), (4, 88714070), (5, 70971256), (8, 44357035), (10, 35485628), (20, 17742814), (40, 8871407), (797, 445240), (1594, 222620), (3188, 111310), (3985, 89048), (6376, 55655), (7970, 44524), (11131, 31880), (15940, 22262)]