73808180

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{20389}}^1$

素因数の和:20579

約数の個数: 24

約数和(自身を含む): 155861160

約数和(自身を除く): 82052980

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 20389, 40778, 81556, 101945, 203890, 407780, 3690409, 7380818, 14761636, 18452045, 36904090, 73808180]

約数ペア:

[(1, 73808180), (2, 36904090), (4, 18452045), (5, 14761636), (10, 7380818), (20, 3690409), (181, 407780), (362, 203890), (724, 101945), (905, 81556), (1810, 40778), (3620, 20389)]