17800120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34231}}^1$

素因数の和:34255

約数の個数: 32

約数和(自身を含む): 43132320

約数和(自身を除く): 25332200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34231, 68462, 136924, 171155, 273848, 342310, 445003, 684620, 890006, 1369240, 1780012, 2225015, 3560024, 4450030, 8900060, 17800120]

約数ペア:

[(1, 17800120), (2, 8900060), (4, 4450030), (5, 3560024), (8, 2225015), (10, 1780012), (13, 1369240), (20, 890006), (26, 684620), (40, 445003), (52, 342310), (65, 273848), (104, 171155), (130, 136924), (260, 68462), (520, 34231)]