29688880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28547}}^1$

素因数の和:28573

約数の個数: 40

約数和(自身を含む): 74338992

約数和(自身を除く): 44650112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 28547, 57094, 114188, 142735, 228376, 285470, 371111, 456752, 570940, 742222, 1141880, 1484444, 1855555, 2283760, 2968888, 3711110, 5937776, 7422220, 14844440, 29688880]

約数ペア:

[(1, 29688880), (2, 14844440), (4, 7422220), (5, 5937776), (8, 3711110), (10, 2968888), (13, 2283760), (16, 1855555), (20, 1484444), (26, 1141880), (40, 742222), (52, 570940), (65, 456752), (80, 371111), (104, 285470), (130, 228376), (208, 142735), (260, 114188), (520, 57094), (1040, 28547)]