3124720

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 7343280

約数和(自身を除く): 4218560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 281, 556, 562, 695, 1112, 1124, 1390, 1405, 2224, 2248, 2780, 2810, 4496, 5560, 5620, 11120, 11240, 22480, 39059, 78118, 156236, 195295, 312472, 390590, 624944, 781180, 1562360, 3124720]

約数ペア:

[(1, 3124720), (2, 1562360), (4, 781180), (5, 624944), (8, 390590), (10, 312472), (16, 195295), (20, 156236), (40, 78118), (80, 39059), (139, 22480), (278, 11240), (281, 11120), (556, 5620), (562, 5560), (695, 4496), (1112, 2810), (1124, 2780), (1390, 2248), (1405, 2224)]