20177657360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36031531}}^1$

素因数の和:36031551

約数の個数: 40

約数和(自身を含む): 53614919616

約数和(自身を除く): 33437262256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36031531, 72063062, 144126124, 180157655, 252220717, 288252248, 360315310, 504441434, 576504496, 720630620, 1008882868, 1261103585, 1441261240, 2017765736, 2522207170, 2882522480, 4035531472, 5044414340, 10088828680, 20177657360]

約数ペア:

[(1, 20177657360), (2, 10088828680), (4, 5044414340), (5, 4035531472), (7, 2882522480), (8, 2522207170), (10, 2017765736), (14, 1441261240), (16, 1261103585), (20, 1008882868), (28, 720630620), (35, 576504496), (40, 504441434), (56, 360315310), (70, 288252248), (80, 252220717), (112, 180157655), (140, 144126124), (280, 72063062), (560, 36031531)]