19998403440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83326681}}^1$

素因数の和:83326697

約数の個数: 40

約数和(自身を含む): 61995051408

約数和(自身を除く): 41996647968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83326681, 166653362, 249980043, 333306724, 416633405, 499960086, 666613448, 833266810, 999920172, 1249900215, 1333226896, 1666533620, 1999840344, 2499800430, 3333067240, 3999680688, 4999600860, 6666134480, 9999201720, 19998403440]

約数ペア:

[(1, 19998403440), (2, 9999201720), (3, 6666134480), (4, 4999600860), (5, 3999680688), (6, 3333067240), (8, 2499800430), (10, 1999840344), (12, 1666533620), (15, 1333226896), (16, 1249900215), (20, 999920172), (24, 833266810), (30, 666613448), (40, 499960086), (48, 416633405), (60, 333306724), (80, 249980043), (120, 166653362), (240, 83326681)]