2280973880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{1427}}^1$

素因数の和:1976

約数の個数: 64

約数和(自身を含む): 5205060000

約数和(自身を除く): 2924086120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 449, 712, 890, 898, 1427, 1780, 1796, 2245, 2854, 3560, 3592, 4490, 5708, 7135, 8980, 11416, 14270, 17960, 28540, 39961, 57080, 79922, 127003, 159844, 199805, 254006, 319688, 399610, 508012, 635015, 640723, 799220, 1016024, 1270030, 1281446, 1598440, 2540060, 2562892, 3203615, 5080120, 5125784, 6407230, 12814460, 25628920, 57024347, 114048694, 228097388, 285121735, 456194776, 570243470, 1140486940, 2280973880]

約数ペア:

[(1, 2280973880), (2, 1140486940), (4, 570243470), (5, 456194776), (8, 285121735), (10, 228097388), (20, 114048694), (40, 57024347), (89, 25628920), (178, 12814460), (356, 6407230), (445, 5125784), (449, 5080120), (712, 3203615), (890, 2562892), (898, 2540060), (1427, 1598440), (1780, 1281446), (1796, 1270030), (2245, 1016024), (2854, 799220), (3560, 640723), (3592, 635015), (4490, 508012), (5708, 399610), (7135, 319688), (8980, 254006), (11416, 199805), (14270, 159844), (17960, 127003), (28540, 79922), (39961, 57080)]