9738640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 24552000

約数和(自身を除く): 14813360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 149, 152, 172, 190, 215, 298, 304, 344, 380, 430, 596, 688, 745, 760, 817, 860, 1192, 1490, 1520, 1634, 1720, 2384, 2831, 2980, 3268, 3440, 4085, 5662, 5960, 6407, 6536, 8170, 11324, 11920, 12814, 13072, 14155, 16340, 22648, 25628, 28310, 32035, 32680, 45296, 51256, 56620, 64070, 65360, 102512, 113240, 121733, 128140, 226480, 243466, 256280, 486932, 512560, 608665, 973864, 1217330, 1947728, 2434660, 4869320, 9738640]

約数ペア:

[(1, 9738640), (2, 4869320), (4, 2434660), (5, 1947728), (8, 1217330), (10, 973864), (16, 608665), (19, 512560), (20, 486932), (38, 256280), (40, 243466), (43, 226480), (76, 128140), (80, 121733), (86, 113240), (95, 102512), (149, 65360), (152, 64070), (172, 56620), (190, 51256), (215, 45296), (298, 32680), (304, 32035), (344, 28310), (380, 25628), (430, 22648), (596, 16340), (688, 14155), (745, 13072), (760, 12814), (817, 11920), (860, 11324), (1192, 8170), (1490, 6536), (1520, 6407), (1634, 5960), (1720, 5662), (2384, 4085), (2831, 3440), (2980, 3268)]