31845140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 70936320

約数和(自身を除く): 39091180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 463, 724, 905, 926, 1810, 1852, 2315, 3439, 3620, 4630, 6878, 8797, 9260, 13756, 17195, 17594, 34390, 35188, 43985, 68780, 83803, 87970, 167606, 175940, 335212, 419015, 838030, 1592257, 1676060, 3184514, 6369028, 7961285, 15922570, 31845140]

約数ペア:

[(1, 31845140), (2, 15922570), (4, 7961285), (5, 6369028), (10, 3184514), (19, 1676060), (20, 1592257), (38, 838030), (76, 419015), (95, 335212), (181, 175940), (190, 167606), (362, 87970), (380, 83803), (463, 68780), (724, 43985), (905, 35188), (926, 34390), (1810, 17594), (1852, 17195), (2315, 13756), (3439, 9260), (3620, 8797), (4630, 6878)]