29806760

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1877}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 67269960

約数和(自身を除く): 37463200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1877, 1985, 3176, 3754, 3970, 7508, 7940, 9385, 15016, 15880, 18770, 37540, 75080, 745169, 1490338, 2980676, 3725845, 5961352, 7451690, 14903380, 29806760]

約数ペア:

[(1, 29806760), (2, 14903380), (4, 7451690), (5, 5961352), (8, 3725845), (10, 2980676), (20, 1490338), (40, 745169), (397, 75080), (794, 37540), (1588, 18770), (1877, 15880), (1985, 15016), (3176, 9385), (3754, 7940), (3970, 7508)]