1302260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 3024000

約数和(自身を除く): 1721740

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 149, 190, 230, 298, 380, 437, 460, 596, 745, 874, 1490, 1748, 2185, 2831, 2980, 3427, 4370, 5662, 6854, 8740, 11324, 13708, 14155, 17135, 28310, 34270, 56620, 65113, 68540, 130226, 260452, 325565, 651130, 1302260]

約数ペア:

[(1, 1302260), (2, 651130), (4, 325565), (5, 260452), (10, 130226), (19, 68540), (20, 65113), (23, 56620), (38, 34270), (46, 28310), (76, 17135), (92, 14155), (95, 13708), (115, 11324), (149, 8740), (190, 6854), (230, 5662), (298, 4370), (380, 3427), (437, 2980), (460, 2831), (596, 2185), (745, 1748), (874, 1490)]