4393040

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 10345320

約数和(自身を除く): 5952280

約数列:

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

約数ペア:

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