829690820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191173}}^1$

素因数の和:191220

約数の個数: 48

約数和(自身を含む): 2055502848

約数和(自身を除く): 1225812028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 191173, 382346, 764692, 955865, 1338211, 1911730, 2676422, 3823460, 5352844, 5926363, 6691055, 11852726, 13382110, 23705452, 26764220, 29631815, 41484541, 59263630, 82969082, 118527260, 165938164, 207422705, 414845410, 829690820]

約数ペア:

[(1, 829690820), (2, 414845410), (4, 207422705), (5, 165938164), (7, 118527260), (10, 82969082), (14, 59263630), (20, 41484541), (28, 29631815), (31, 26764220), (35, 23705452), (62, 13382110), (70, 11852726), (124, 6691055), (140, 5926363), (155, 5352844), (217, 3823460), (310, 2676422), (434, 1911730), (620, 1338211), (868, 955865), (1085, 764692), (2170, 382346), (4340, 191173)]