1988726080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{564979}}^1$

素因数の和:565007

約数の個数: 56

約数和(自身を含む): 5166177120

約数和(自身を除く): 3177451040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 564979, 1129958, 2259916, 2824895, 4519832, 5649790, 6214769, 9039664, 11299580, 12429538, 18079328, 22599160, 24859076, 31073845, 36158656, 45198320, 49718152, 62147690, 90396640, 99436304, 124295380, 180793280, 198872608, 248590760, 397745216, 497181520, 994363040, 1988726080]

約数ペア:

[(1, 1988726080), (2, 994363040), (4, 497181520), (5, 397745216), (8, 248590760), (10, 198872608), (11, 180793280), (16, 124295380), (20, 99436304), (22, 90396640), (32, 62147690), (40, 49718152), (44, 45198320), (55, 36158656), (64, 31073845), (80, 24859076), (88, 22599160), (110, 18079328), (160, 12429538), (176, 11299580), (220, 9039664), (320, 6214769), (352, 5649790), (440, 4519832), (704, 2824895), (880, 2259916), (1760, 1129958), (3520, 564979)]