4869320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 11880000

約数和(自身を除く): 7010680

約数列:

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

約数ペア:

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