1990885920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{4147679}}^1$

素因数の和:4147697

約数の個数: 48

約数和(自身を含む): 6271292160

約数和(自身を除く): 4280406240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4147679, 8295358, 12443037, 16590716, 20738395, 24886074, 33181432, 41476790, 49772148, 62215185, 66362864, 82953580, 99544296, 124430370, 132725728, 165907160, 199088592, 248860740, 331814320, 398177184, 497721480, 663628640, 995442960, 1990885920]

約数ペア:

[(1, 1990885920), (2, 995442960), (3, 663628640), (4, 497721480), (5, 398177184), (6, 331814320), (8, 248860740), (10, 199088592), (12, 165907160), (15, 132725728), (16, 124430370), (20, 99544296), (24, 82953580), (30, 66362864), (32, 62215185), (40, 49772148), (48, 41476790), (60, 33181432), (80, 24886074), (96, 20738395), (120, 16590716), (160, 12443037), (240, 8295358), (480, 4147679)]