558740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 1448832

約数和(自身を除く): 890092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 307, 364, 455, 614, 910, 1228, 1535, 1820, 2149, 3070, 3991, 4298, 6140, 7982, 8596, 10745, 15964, 19955, 21490, 27937, 39910, 42980, 55874, 79820, 111748, 139685, 279370, 558740]

約数ペア:

[(1, 558740), (2, 279370), (4, 139685), (5, 111748), (7, 79820), (10, 55874), (13, 42980), (14, 39910), (20, 27937), (26, 21490), (28, 19955), (35, 15964), (52, 10745), (65, 8596), (70, 7982), (91, 6140), (130, 4298), (140, 3991), (182, 3070), (260, 2149), (307, 1820), (364, 1535), (455, 1228), (614, 910)]