29349980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1879}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 68221440

約数和(自身を除く): 38871460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 1879, 3124, 3758, 3905, 7516, 7810, 9395, 15620, 18790, 20669, 37580, 41338, 82676, 103345, 133409, 206690, 266818, 413380, 533636, 667045, 1334090, 1467499, 2668180, 2934998, 5869996, 7337495, 14674990, 29349980]

約数ペア:

[(1, 29349980), (2, 14674990), (4, 7337495), (5, 5869996), (10, 2934998), (11, 2668180), (20, 1467499), (22, 1334090), (44, 667045), (55, 533636), (71, 413380), (110, 266818), (142, 206690), (220, 133409), (284, 103345), (355, 82676), (710, 41338), (781, 37580), (1420, 20669), (1562, 18790), (1879, 15620), (3124, 9395), (3758, 7810), (3905, 7516)]