30912440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59447}}^1$

素因数の和:59471

約数の個数: 32

約数和(自身を含む): 74904480

約数和(自身を除く): 43992040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59447, 118894, 237788, 297235, 475576, 594470, 772811, 1188940, 1545622, 2377880, 3091244, 3864055, 6182488, 7728110, 15456220, 30912440]

約数ペア:

[(1, 30912440), (2, 15456220), (4, 7728110), (5, 6182488), (8, 3864055), (10, 3091244), (13, 2377880), (20, 1545622), (26, 1188940), (40, 772811), (52, 594470), (65, 475576), (104, 297235), (130, 237788), (260, 118894), (520, 59447)]