8940680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{863}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 23639040

約数和(自身を除く): 14698360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 863, 1036, 1295, 1480, 1726, 2072, 2590, 3452, 4315, 5180, 6041, 6904, 8630, 10360, 12082, 17260, 24164, 30205, 31931, 34520, 48328, 60410, 63862, 120820, 127724, 159655, 223517, 241640, 255448, 319310, 447034, 638620, 894068, 1117585, 1277240, 1788136, 2235170, 4470340, 8940680]

約数ペア:

[(1, 8940680), (2, 4470340), (4, 2235170), (5, 1788136), (7, 1277240), (8, 1117585), (10, 894068), (14, 638620), (20, 447034), (28, 319310), (35, 255448), (37, 241640), (40, 223517), (56, 159655), (70, 127724), (74, 120820), (140, 63862), (148, 60410), (185, 48328), (259, 34520), (280, 31931), (296, 30205), (370, 24164), (518, 17260), (740, 12082), (863, 10360), (1036, 8630), (1295, 6904), (1480, 6041), (1726, 5180), (2072, 4315), (2590, 3452)]