41780840

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6653}}^1$

素因数の和:6821

約数の個数: 32

約数和(自身を含む): 94619880

約数和(自身を除く): 52839040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 6653, 13306, 26612, 33265, 53224, 66530, 133060, 266120, 1044521, 2089042, 4178084, 5222605, 8356168, 10445210, 20890420, 41780840]

約数ペア:

[(1, 41780840), (2, 20890420), (4, 10445210), (5, 8356168), (8, 5222605), (10, 4178084), (20, 2089042), (40, 1044521), (157, 266120), (314, 133060), (628, 66530), (785, 53224), (1256, 33265), (1570, 26612), (3140, 13306), (6280, 6653)]