2018941020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{6971}}^1$

素因数の和:8595

約数の個数: 72

約数和(自身を含む): 6128806320

約数和(自身を除く): 4109865300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1609, 3218, 4827, 6436, 6971, 8045, 9654, 13942, 14481, 16090, 19308, 20913, 24135, 27884, 28962, 32180, 34855, 41826, 48270, 57924, 62739, 69710, 72405, 83652, 96540, 104565, 125478, 139420, 144810, 209130, 250956, 289620, 313695, 418260, 627390, 1254780, 11216339, 22432678, 33649017, 44865356, 56081695, 67298034, 100947051, 112163390, 134596068, 168245085, 201894102, 224326780, 336490170, 403788204, 504735255, 672980340, 1009470510, 2018941020]

約数ペア:

[(1, 2018941020), (2, 1009470510), (3, 672980340), (4, 504735255), (5, 403788204), (6, 336490170), (9, 224326780), (10, 201894102), (12, 168245085), (15, 134596068), (18, 112163390), (20, 100947051), (30, 67298034), (36, 56081695), (45, 44865356), (60, 33649017), (90, 22432678), (180, 11216339), (1609, 1254780), (3218, 627390), (4827, 418260), (6436, 313695), (6971, 289620), (8045, 250956), (9654, 209130), (13942, 144810), (14481, 139420), (16090, 125478), (19308, 104565), (20913, 96540), (24135, 83652), (27884, 72405), (28962, 69710), (32180, 62739), (34855, 57924), (41826, 48270)]