1520985040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{655597}}^1$

素因数の和:655639

約数の個数: 40

約数和(自身を含む): 3658236840

約数和(自身を除く): 2137251800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 655597, 1311194, 2622388, 3277985, 5244776, 6555970, 10489552, 13111940, 19012313, 26223880, 38024626, 52447760, 76049252, 95061565, 152098504, 190123130, 304197008, 380246260, 760492520, 1520985040]

約数ペア:

[(1, 1520985040), (2, 760492520), (4, 380246260), (5, 304197008), (8, 190123130), (10, 152098504), (16, 95061565), (20, 76049252), (29, 52447760), (40, 38024626), (58, 26223880), (80, 19012313), (116, 13111940), (145, 10489552), (232, 6555970), (290, 5244776), (464, 3277985), (580, 2622388), (1160, 1311194), (2320, 655597)]