4485040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{8009}}^1$

素因数の和:8029

約数の個数: 40

約数和(自身を含む): 11918880

約数和(自身を除く): 7433840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 8009, 16018, 32036, 40045, 56063, 64072, 80090, 112126, 128144, 160180, 224252, 280315, 320360, 448504, 560630, 640720, 897008, 1121260, 2242520, 4485040]

約数ペア:

[(1, 4485040), (2, 2242520), (4, 1121260), (5, 897008), (7, 640720), (8, 560630), (10, 448504), (14, 320360), (16, 280315), (20, 224252), (28, 160180), (35, 128144), (40, 112126), (56, 80090), (70, 64072), (80, 56063), (112, 40045), (140, 32036), (280, 16018), (560, 8009)]