30198440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{16063}}^1$

素因数の和:16121

約数の個数: 32

約数和(自身を含む): 69396480

約数和(自身を除く): 39198040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 16063, 32126, 64252, 80315, 128504, 160630, 321260, 642520, 754961, 1509922, 3019844, 3774805, 6039688, 7549610, 15099220, 30198440]

約数ペア:

[(1, 30198440), (2, 15099220), (4, 7549610), (5, 6039688), (8, 3774805), (10, 3019844), (20, 1509922), (40, 754961), (47, 642520), (94, 321260), (188, 160630), (235, 128504), (376, 80315), (470, 64252), (940, 32126), (1880, 16063)]