1910400080

素因数分解:

$2^4\times 5^1\times {\mathrm{6397}}^1\times {\mathrm{3733}}^1$

素因数の和:10143

約数の個数: 40

約数和(自身を含む): 4443564552

約数和(自身を除く): 2533164472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3733, 6397, 7466, 12794, 14932, 18665, 25588, 29864, 31985, 37330, 51176, 59728, 63970, 74660, 102352, 127940, 149320, 255880, 298640, 511760, 23880001, 47760002, 95520004, 119400005, 191040008, 238800010, 382080016, 477600020, 955200040, 1910400080]

約数ペア:

[(1, 1910400080), (2, 955200040), (4, 477600020), (5, 382080016), (8, 238800010), (10, 191040008), (16, 119400005), (20, 95520004), (40, 47760002), (80, 23880001), (3733, 511760), (6397, 298640), (7466, 255880), (12794, 149320), (14932, 127940), (18665, 102352), (25588, 74660), (29864, 63970), (31985, 59728), (37330, 51176)]