19002080

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1051}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 45332784

約数和(自身を除く): 26330704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1051, 1130, 1808, 2102, 2260, 3616, 4204, 4520, 5255, 8408, 9040, 10510, 16816, 18080, 21020, 33632, 42040, 84080, 118763, 168160, 237526, 475052, 593815, 950104, 1187630, 1900208, 2375260, 3800416, 4750520, 9501040, 19002080]

約数ペア:

[(1, 19002080), (2, 9501040), (4, 4750520), (5, 3800416), (8, 2375260), (10, 1900208), (16, 1187630), (20, 950104), (32, 593815), (40, 475052), (80, 237526), (113, 168160), (160, 118763), (226, 84080), (452, 42040), (565, 33632), (904, 21020), (1051, 18080), (1130, 16816), (1808, 10510), (2102, 9040), (2260, 8408), (3616, 5255), (4204, 4520)]