2013208840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2648959}}^1$

素因数の和:2648989

約数の個数: 32

約数和(自身を含む): 4768128000

約数和(自身を除く): 2754919160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2648959, 5297918, 10595836, 13244795, 21191672, 26489590, 50330221, 52979180, 100660442, 105958360, 201320884, 251651105, 402641768, 503302210, 1006604420, 2013208840]

約数ペア:

[(1, 2013208840), (2, 1006604420), (4, 503302210), (5, 402641768), (8, 251651105), (10, 201320884), (19, 105958360), (20, 100660442), (38, 52979180), (40, 50330221), (76, 26489590), (95, 21191672), (152, 13244795), (190, 10595836), (380, 5297918), (760, 2648959)]