18703160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{66797}}^1$

素因数の和:66815

約数の個数: 32

約数和(自身を含む): 48094560

約数和(自身を除く): 29391400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 66797, 133594, 267188, 333985, 467579, 534376, 667970, 935158, 1335940, 1870316, 2337895, 2671880, 3740632, 4675790, 9351580, 18703160]

約数ペア:

[(1, 18703160), (2, 9351580), (4, 4675790), (5, 3740632), (7, 2671880), (8, 2337895), (10, 1870316), (14, 1335940), (20, 935158), (28, 667970), (35, 534376), (40, 467579), (56, 333985), (70, 267188), (140, 133594), (280, 66797)]