57317820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{136471}}^1$

素因数の和:136490

約数の個数: 48

約数和(自身を含む): 183418368

約数和(自身を除く): 126100548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 136471, 272942, 409413, 545884, 682355, 818826, 955297, 1364710, 1637652, 1910594, 2047065, 2729420, 2865891, 3821188, 4094130, 4776485, 5731782, 8188260, 9552970, 11463564, 14329455, 19105940, 28658910, 57317820]

約数ペア:

[(1, 57317820), (2, 28658910), (3, 19105940), (4, 14329455), (5, 11463564), (6, 9552970), (7, 8188260), (10, 5731782), (12, 4776485), (14, 4094130), (15, 3821188), (20, 2865891), (21, 2729420), (28, 2047065), (30, 1910594), (35, 1637652), (42, 1364710), (60, 955297), (70, 818826), (84, 682355), (105, 545884), (140, 409413), (210, 272942), (420, 136471)]