1873980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 5896800

約数和(自身を除く): 4022820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 359, 435, 522, 580, 718, 870, 1044, 1077, 1305, 1436, 1740, 1795, 2154, 2610, 3231, 3590, 4308, 5220, 5385, 6462, 7180, 10411, 10770, 12924, 16155, 20822, 21540, 31233, 32310, 41644, 52055, 62466, 64620, 93699, 104110, 124932, 156165, 187398, 208220, 312330, 374796, 468495, 624660, 936990, 1873980]

約数ペア:

[(1, 1873980), (2, 936990), (3, 624660), (4, 468495), (5, 374796), (6, 312330), (9, 208220), (10, 187398), (12, 156165), (15, 124932), (18, 104110), (20, 93699), (29, 64620), (30, 62466), (36, 52055), (45, 41644), (58, 32310), (60, 31233), (87, 21540), (90, 20822), (116, 16155), (145, 12924), (174, 10770), (180, 10411), (261, 7180), (290, 6462), (348, 5385), (359, 5220), (435, 4308), (522, 3590), (580, 3231), (718, 2610), (870, 2154), (1044, 1795), (1077, 1740), (1305, 1436)]