7999040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{3571}}^1$

素因数の和:3595

約数の個数: 56

約数和(自身を含む): 21774912

約数和(自身を除く): 13775872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 3571, 7142, 14284, 17855, 24997, 28568, 35710, 49994, 57136, 71420, 99988, 114272, 124985, 142840, 199976, 228544, 249970, 285680, 399952, 499940, 571360, 799904, 999880, 1142720, 1599808, 1999760, 3999520, 7999040]

約数ペア:

[(1, 7999040), (2, 3999520), (4, 1999760), (5, 1599808), (7, 1142720), (8, 999880), (10, 799904), (14, 571360), (16, 499940), (20, 399952), (28, 285680), (32, 249970), (35, 228544), (40, 199976), (56, 142840), (64, 124985), (70, 114272), (80, 99988), (112, 71420), (140, 57136), (160, 49994), (224, 35710), (280, 28568), (320, 24997), (448, 17855), (560, 14284), (1120, 7142), (2240, 3571)]