86340940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4637}}^1$

素因数の和:4679

約数の個数: 72

約数和(自身を含む): 222067440

約数和(自身を除く): 135726500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4637, 4655, 9274, 9310, 18548, 18620, 23185, 32459, 46370, 64918, 88103, 92740, 129836, 162295, 176206, 227213, 324590, 352412, 440515, 454426, 616721, 649180, 881030, 908852, 1136065, 1233442, 1762060, 2272130, 2466884, 3083605, 4317047, 4544260, 6167210, 8634094, 12334420, 17268188, 21585235, 43170470, 86340940]

約数ペア:

[(1, 86340940), (2, 43170470), (4, 21585235), (5, 17268188), (7, 12334420), (10, 8634094), (14, 6167210), (19, 4544260), (20, 4317047), (28, 3083605), (35, 2466884), (38, 2272130), (49, 1762060), (70, 1233442), (76, 1136065), (95, 908852), (98, 881030), (133, 649180), (140, 616721), (190, 454426), (196, 440515), (245, 352412), (266, 324590), (380, 227213), (490, 176206), (532, 162295), (665, 129836), (931, 92740), (980, 88103), (1330, 64918), (1862, 46370), (2660, 32459), (3724, 23185), (4637, 18620), (4655, 18548), (9274, 9310)]