29838520

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1879}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 67341600

約数和(自身を除く): 37503080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1879, 1985, 3176, 3758, 3970, 7516, 7940, 9395, 15032, 15880, 18790, 37580, 75160, 745963, 1491926, 2983852, 3729815, 5967704, 7459630, 14919260, 29838520]

約数ペア:

[(1, 29838520), (2, 14919260), (4, 7459630), (5, 5967704), (8, 3729815), (10, 2983852), (20, 1491926), (40, 745963), (397, 75160), (794, 37580), (1588, 18790), (1879, 15880), (1985, 15032), (3176, 9395), (3758, 7940), (3970, 7516)]