289606480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{77023}}^1$

素因数の和:77083

約数の個数: 40

約数和(自身を含む): 687670272

約数和(自身を除く): 398063792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 77023, 154046, 308092, 385115, 616184, 770230, 1232368, 1540460, 3080920, 3620081, 6161840, 7240162, 14480324, 18100405, 28960648, 36200810, 57921296, 72401620, 144803240, 289606480]

約数ペア:

[(1, 289606480), (2, 144803240), (4, 72401620), (5, 57921296), (8, 36200810), (10, 28960648), (16, 18100405), (20, 14480324), (40, 7240162), (47, 6161840), (80, 3620081), (94, 3080920), (188, 1540460), (235, 1232368), (376, 770230), (470, 616184), (752, 385115), (940, 308092), (1880, 154046), (3760, 77023)]