555940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:65

約数の個数: 72

約数和(自身を含む): 1536192

約数和(自身を除く): 980252

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 361, 380, 385, 418, 532, 665, 722, 770, 836, 1045, 1330, 1444, 1463, 1540, 1805, 2090, 2527, 2660, 2926, 3610, 3971, 4180, 5054, 5852, 7220, 7315, 7942, 10108, 12635, 14630, 15884, 19855, 25270, 27797, 29260, 39710, 50540, 55594, 79420, 111188, 138985, 277970, 555940]

約数ペア:

[(1, 555940), (2, 277970), (4, 138985), (5, 111188), (7, 79420), (10, 55594), (11, 50540), (14, 39710), (19, 29260), (20, 27797), (22, 25270), (28, 19855), (35, 15884), (38, 14630), (44, 12635), (55, 10108), (70, 7942), (76, 7315), (77, 7220), (95, 5852), (110, 5054), (133, 4180), (140, 3971), (154, 3610), (190, 2926), (209, 2660), (220, 2527), (266, 2090), (308, 1805), (361, 1540), (380, 1463), (385, 1444), (418, 1330), (532, 1045), (665, 836), (722, 770)]