9770980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8009}}^1$

素因数の和:8079

約数の個数: 24

約数和(自身を含む): 20858040

約数和(自身を除く): 11087060

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 8009, 16018, 32036, 40045, 80090, 160180, 488549, 977098, 1954196, 2442745, 4885490, 9770980]

約数ペア:

[(1, 9770980), (2, 4885490), (4, 2442745), (5, 1954196), (10, 977098), (20, 488549), (61, 160180), (122, 80090), (244, 40045), (305, 32036), (610, 16018), (1220, 8009)]