1888120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3631}}^1$

素因数の和:3655

約数の個数: 32

約数和(自身を含む): 4576320

約数和(自身を除く): 2688200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3631, 7262, 14524, 18155, 29048, 36310, 47203, 72620, 94406, 145240, 188812, 236015, 377624, 472030, 944060, 1888120]

約数ペア:

[(1, 1888120), (2, 944060), (4, 472030), (5, 377624), (8, 236015), (10, 188812), (13, 145240), (20, 94406), (26, 72620), (40, 47203), (52, 36310), (65, 29048), (104, 18155), (130, 14524), (260, 7262), (520, 3631)]