8786080

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 21024360

約数和(自身を除く): 12238280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 617, 712, 890, 1234, 1424, 1780, 2468, 2848, 3085, 3560, 4936, 6170, 7120, 9872, 12340, 14240, 19744, 24680, 49360, 54913, 98720, 109826, 219652, 274565, 439304, 549130, 878608, 1098260, 1757216, 2196520, 4393040, 8786080]

約数ペア:

[(1, 8786080), (2, 4393040), (4, 2196520), (5, 1757216), (8, 1098260), (10, 878608), (16, 549130), (20, 439304), (32, 274565), (40, 219652), (80, 109826), (89, 98720), (160, 54913), (178, 49360), (356, 24680), (445, 19744), (617, 14240), (712, 12340), (890, 9872), (1234, 7120), (1424, 6170), (1780, 4936), (2468, 3560), (2848, 3085)]