420436520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88327}}^1$

素因数の和:88362

約数の個数: 64

約数和(自身を含む): 1144730880

約数和(自身を除く): 724294360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 88327, 176654, 353308, 441635, 618289, 706616, 883270, 1236578, 1501559, 1766540, 2473156, 3003118, 3091445, 3533080, 4946312, 6006236, 6182890, 7507795, 10510913, 12012472, 12365780, 15015590, 21021826, 24731560, 30031180, 42043652, 52554565, 60062360, 84087304, 105109130, 210218260, 420436520]

約数ペア:

[(1, 420436520), (2, 210218260), (4, 105109130), (5, 84087304), (7, 60062360), (8, 52554565), (10, 42043652), (14, 30031180), (17, 24731560), (20, 21021826), (28, 15015590), (34, 12365780), (35, 12012472), (40, 10510913), (56, 7507795), (68, 6182890), (70, 6006236), (85, 4946312), (119, 3533080), (136, 3091445), (140, 3003118), (170, 2473156), (238, 1766540), (280, 1501559), (340, 1236578), (476, 883270), (595, 706616), (680, 618289), (952, 441635), (1190, 353308), (2380, 176654), (4760, 88327)]