10228840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 24868800

約数和(自身を除く): 14639960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 313, 344, 380, 430, 626, 760, 817, 860, 1252, 1565, 1634, 1720, 2504, 3130, 3268, 4085, 5947, 6260, 6536, 8170, 11894, 12520, 13459, 16340, 23788, 26918, 29735, 32680, 47576, 53836, 59470, 67295, 107672, 118940, 134590, 237880, 255721, 269180, 511442, 538360, 1022884, 1278605, 2045768, 2557210, 5114420, 10228840]

約数ペア:

[(1, 10228840), (2, 5114420), (4, 2557210), (5, 2045768), (8, 1278605), (10, 1022884), (19, 538360), (20, 511442), (38, 269180), (40, 255721), (43, 237880), (76, 134590), (86, 118940), (95, 107672), (152, 67295), (172, 59470), (190, 53836), (215, 47576), (313, 32680), (344, 29735), (380, 26918), (430, 23788), (626, 16340), (760, 13459), (817, 12520), (860, 11894), (1252, 8170), (1565, 6536), (1634, 6260), (1720, 5947), (2504, 4085), (3130, 3268)]