1642257840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6842741}}^1$

素因数の和:6842757

約数の個数: 40

約数和(自身を含む): 5091000048

約数和(自身を除く): 3448742208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6842741, 13685482, 20528223, 27370964, 34213705, 41056446, 54741928, 68427410, 82112892, 102641115, 109483856, 136854820, 164225784, 205282230, 273709640, 328451568, 410564460, 547419280, 821128920, 1642257840]

約数ペア:

[(1, 1642257840), (2, 821128920), (3, 547419280), (4, 410564460), (5, 328451568), (6, 273709640), (8, 205282230), (10, 164225784), (12, 136854820), (15, 109483856), (16, 102641115), (20, 82112892), (24, 68427410), (30, 54741928), (40, 41056446), (48, 34213705), (60, 27370964), (80, 20528223), (120, 13685482), (240, 6842741)]