21799681240

素因数分解:

$2^3\times 5^1\times {\mathrm{7193}}^1\times {\mathrm{75767}}^1$

素因数の和:82971

約数の個数: 32

約数和(自身を含む): 49056749280

約数和(自身を除く): 27257068040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7193, 14386, 28772, 35965, 57544, 71930, 75767, 143860, 151534, 287720, 303068, 378835, 606136, 757670, 1515340, 3030680, 544992031, 1089984062, 2179968124, 2724960155, 4359936248, 5449920310, 10899840620, 21799681240]

約数ペア:

[(1, 21799681240), (2, 10899840620), (4, 5449920310), (5, 4359936248), (8, 2724960155), (10, 2179968124), (20, 1089984062), (40, 544992031), (7193, 3030680), (14386, 1515340), (28772, 757670), (35965, 606136), (57544, 378835), (71930, 303068), (75767, 287720), (143860, 151534)]