913120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 2328480

約数和(自身を除く): 1415360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 439, 520, 878, 1040, 1756, 2080, 2195, 3512, 4390, 5707, 7024, 8780, 11414, 14048, 17560, 22828, 28535, 35120, 45656, 57070, 70240, 91312, 114140, 182624, 228280, 456560, 913120]

約数ペア:

[(1, 913120), (2, 456560), (4, 228280), (5, 182624), (8, 114140), (10, 91312), (13, 70240), (16, 57070), (20, 45656), (26, 35120), (32, 28535), (40, 22828), (52, 17560), (65, 14048), (80, 11414), (104, 8780), (130, 7024), (160, 5707), (208, 4390), (260, 3512), (416, 2195), (439, 2080), (520, 1756), (878, 1040)]