16707420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 51236640

約数和(自身を除く): 34529220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 919, 1010, 1212, 1515, 1818, 1838, 2020, 2757, 3030, 3636, 3676, 4545, 4595, 5514, 6060, 8271, 9090, 9190, 11028, 13785, 16542, 18180, 18380, 27570, 33084, 41355, 55140, 82710, 92819, 165420, 185638, 278457, 371276, 464095, 556914, 835371, 928190, 1113828, 1392285, 1670742, 1856380, 2784570, 3341484, 4176855, 5569140, 8353710, 16707420]

約数ペア:

[(1, 16707420), (2, 8353710), (3, 5569140), (4, 4176855), (5, 3341484), (6, 2784570), (9, 1856380), (10, 1670742), (12, 1392285), (15, 1113828), (18, 928190), (20, 835371), (30, 556914), (36, 464095), (45, 371276), (60, 278457), (90, 185638), (101, 165420), (180, 92819), (202, 82710), (303, 55140), (404, 41355), (505, 33084), (606, 27570), (909, 18380), (919, 18180), (1010, 16542), (1212, 13785), (1515, 11028), (1818, 9190), (1838, 9090), (2020, 8271), (2757, 6060), (3030, 5514), (3636, 4595), (3676, 4545)]