4973320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 7468280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 127, 178, 220, 254, 356, 440, 445, 508, 635, 712, 890, 979, 1016, 1270, 1397, 1780, 1958, 2540, 2794, 3560, 3916, 4895, 5080, 5588, 6985, 7832, 9790, 11176, 11303, 13970, 19580, 22606, 27940, 39160, 45212, 55880, 56515, 90424, 113030, 124333, 226060, 248666, 452120, 497332, 621665, 994664, 1243330, 2486660, 4973320]

約数ペア:

[(1, 4973320), (2, 2486660), (4, 1243330), (5, 994664), (8, 621665), (10, 497332), (11, 452120), (20, 248666), (22, 226060), (40, 124333), (44, 113030), (55, 90424), (88, 56515), (89, 55880), (110, 45212), (127, 39160), (178, 27940), (220, 22606), (254, 19580), (356, 13970), (440, 11303), (445, 11176), (508, 9790), (635, 7832), (712, 6985), (890, 5588), (979, 5080), (1016, 4895), (1270, 3916), (1397, 3560), (1780, 2794), (1958, 2540)]