84393820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31727}}^1$

素因数の和:31762

約数の個数: 48

約数和(自身を含む): 213212160

約数和(自身を除く): 128818340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 31727, 63454, 126908, 158635, 222089, 317270, 444178, 602813, 634540, 888356, 1110445, 1205626, 2220890, 2411252, 3014065, 4219691, 4441780, 6028130, 8439382, 12056260, 16878764, 21098455, 42196910, 84393820]

約数ペア:

[(1, 84393820), (2, 42196910), (4, 21098455), (5, 16878764), (7, 12056260), (10, 8439382), (14, 6028130), (19, 4441780), (20, 4219691), (28, 3014065), (35, 2411252), (38, 2220890), (70, 1205626), (76, 1110445), (95, 888356), (133, 634540), (140, 602813), (190, 444178), (266, 317270), (380, 222089), (532, 158635), (665, 126908), (1330, 63454), (2660, 31727)]