20147673280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8994497}}^1$

素因数の和:8994521

約数の個数: 56

約数和(自身を含む): 54830459808

約数和(自身を除く): 34682786528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8994497, 17988994, 35977988, 44972485, 62961479, 71955976, 89944970, 125922958, 143911952, 179889940, 251845916, 287823904, 314807395, 359779880, 503691832, 575647808, 629614790, 719559760, 1007383664, 1259229580, 1439119520, 2014767328, 2518459160, 2878239040, 4029534656, 5036918320, 10073836640, 20147673280]

約数ペア:

[(1, 20147673280), (2, 10073836640), (4, 5036918320), (5, 4029534656), (7, 2878239040), (8, 2518459160), (10, 2014767328), (14, 1439119520), (16, 1259229580), (20, 1007383664), (28, 719559760), (32, 629614790), (35, 575647808), (40, 503691832), (56, 359779880), (64, 314807395), (70, 287823904), (80, 251845916), (112, 179889940), (140, 143911952), (160, 125922958), (224, 89944970), (280, 71955976), (320, 62961479), (448, 44972485), (560, 35977988), (1120, 17988994), (2240, 8994497)]