2019010880

素因数分解:

$2^6\times 5^1\times {\mathrm{431}}^1\times {\mathrm{14639}}^1$

素因数の和:15087

約数の個数: 56

約数和(自身を含む): 4819253760

約数和(自身を除く): 2800242880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 431, 862, 1724, 2155, 3448, 4310, 6896, 8620, 13792, 14639, 17240, 27584, 29278, 34480, 58556, 68960, 73195, 117112, 137920, 146390, 234224, 292780, 468448, 585560, 936896, 1171120, 2342240, 4684480, 6309409, 12618818, 25237636, 31547045, 50475272, 63094090, 100950544, 126188180, 201901088, 252376360, 403802176, 504752720, 1009505440, 2019010880]

約数ペア:

[(1, 2019010880), (2, 1009505440), (4, 504752720), (5, 403802176), (8, 252376360), (10, 201901088), (16, 126188180), (20, 100950544), (32, 63094090), (40, 50475272), (64, 31547045), (80, 25237636), (160, 12618818), (320, 6309409), (431, 4684480), (862, 2342240), (1724, 1171120), (2155, 936896), (3448, 585560), (4310, 468448), (6896, 292780), (8620, 234224), (13792, 146390), (14639, 137920), (17240, 117112), (27584, 73195), (29278, 68960), (34480, 58556)]