11975990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5419}}^1$

素因数の和:5456

約数の個数: 32

約数和(自身を含む): 24585120

約数和(自身を除く): 12609130

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 5419, 10838, 27095, 54190, 70447, 92123, 140894, 184246, 352235, 460615, 704470, 921230, 1197599, 2395198, 5987995, 11975990]

約数ペア:

[(1, 11975990), (2, 5987995), (5, 2395198), (10, 1197599), (13, 921230), (17, 704470), (26, 460615), (34, 352235), (65, 184246), (85, 140894), (130, 92123), (170, 70447), (221, 54190), (442, 27095), (1105, 10838), (2210, 5419)]