26519740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101999}}^1$

素因数の和:102021

約数の個数: 24

約数和(自身を含む): 59976000

約数和(自身を除く): 33456260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 101999, 203998, 407996, 509995, 1019990, 1325987, 2039980, 2651974, 5303948, 6629935, 13259870, 26519740]

約数ペア:

[(1, 26519740), (2, 13259870), (4, 6629935), (5, 5303948), (10, 2651974), (13, 2039980), (20, 1325987), (26, 1019990), (52, 509995), (65, 407996), (130, 203998), (260, 101999)]