21869040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91121}}^1$

素因数の和:91137

約数の個数: 40

約数和(自身を含む): 67794768

約数和(自身を除く): 45925728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91121, 182242, 273363, 364484, 455605, 546726, 728968, 911210, 1093452, 1366815, 1457936, 1822420, 2186904, 2733630, 3644840, 4373808, 5467260, 7289680, 10934520, 21869040]

約数ペア:

[(1, 21869040), (2, 10934520), (3, 7289680), (4, 5467260), (5, 4373808), (6, 3644840), (8, 2733630), (10, 2186904), (12, 1822420), (15, 1457936), (16, 1366815), (20, 1093452), (24, 911210), (30, 728968), (40, 546726), (48, 455605), (60, 364484), (80, 273363), (120, 182242), (240, 91121)]